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214792416 = 253217192309
BaseRepresentation
bin11001100110101…
…11100011100000
3112222011120210200
430303113203200
5414441324131
633151425200
75215463646
oct1463274340
9488146720
10214792416
111002767a3
125bb25200
1335666307
1420753196
1513ccc2e6
hexccd78e0

214792416 has 144 divisors (see below), whose sum is σ = 681080400. Its totient is φ = 63811584.

The previous prime is 214792387. The next prime is 214792421. The reversal of 214792416 is 614297412.

It is a happy number.

214792416 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (144).

It is a super-2 number, since 2×2147924162 = 92271563942234112, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 91870 + ... + 94178.

It is an arithmetic number, because the mean of its divisors is an integer number (4729725).

Almost surely, 2214792416 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 214792416, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (340540200).

214792416 is an abundant number, since it is smaller than the sum of its proper divisors (466287984).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

214792416 is a wasteful number, since it uses less digits than its factorization.

214792416 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2361 (or 2350 counting only the distinct ones).

The product of its digits is 24192, while the sum is 36.

The square root of 214792416 is about 14655.7980335429. The cubic root of 214792416 is about 598.8797764670.

The spelling of 214792416 in words is "two hundred fourteen million, seven hundred ninety-two thousand, four hundred sixteen".

Divisors: 1 2 3 4 6 8 9 12 16 17 18 19 24 32 34 36 38 48 51 57 68 72 76 96 102 114 136 144 152 153 171 204 228 272 288 304 306 323 342 408 456 544 608 612 646 684 816 912 969 1224 1292 1368 1632 1824 1938 2309 2448 2584 2736 2907 3876 4618 4896 5168 5472 5814 6927 7752 9236 10336 11628 13854 15504 18472 20781 23256 27708 31008 36944 39253 41562 43871 46512 55416 73888 78506 83124 87742 93024 110832 117759 131613 157012 166248 175484 221664 235518 263226 314024 332496 350968 353277 394839 471036 526452 628048 664992 701936 706554 745807 789678 942072 1052904 1256096 1403872 1413108 1491614 1579356 1884144 2105808 2237421 2826216 2983228 3158712 3768288 4211616 4474842 5652432 5966456 6317424 6712263 8949684 11304864 11932912 12634848 13424526 17899368 23865824 26849052 35798736 53698104 71597472 107396208 214792416