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4894020 = 223551953
BaseRepresentation
bin10010101010110101000100
3100012122100000
4102222311010
52223102040
6252521300
756412165
oct22526504
910178300
104894020
112842a4a
121780230
131024791
1491576c
1566a130
hex4aad44

4894020 has 144 divisors (see below), whose sum is σ = 16511040. Its totient is φ = 1213056.

The previous prime is 4893983. The next prime is 4894031. The reversal of 4894020 is 204984.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 92314 + ... + 92366.

It is an arithmetic number, because the mean of its divisors is an integer number (114660).

Almost surely, 24894020 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 4894020, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (8255520).

4894020 is an abundant number, since it is smaller than the sum of its proper divisors (11617020).

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

4894020 is a wasteful number, since it uses less digits than its factorization.

4894020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 96 (or 82 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 27.

The square root of 4894020 is about 2212.2432054365. The cubic root of 4894020 is about 169.7808016851.

The spelling of 4894020 in words is "four million, eight hundred ninety-four thousand, twenty".

Divisors: 1 2 3 4 5 6 9 10 12 15 18 19 20 27 30 36 38 45 53 54 57 60 76 81 90 95 106 108 114 135 159 162 171 180 190 212 228 243 265 270 285 318 324 342 380 405 477 486 513 530 540 570 636 684 795 810 855 954 972 1007 1026 1060 1140 1215 1431 1539 1590 1620 1710 1908 2014 2052 2385 2430 2565 2862 3021 3078 3180 3420 4028 4293 4617 4770 4860 5035 5130 5724 6042 6156 7155 7695 8586 9063 9234 9540 10070 10260 12084 12879 14310 15105 15390 17172 18126 18468 20140 21465 23085 25758 27189 28620 30210 30780 36252 42930 45315 46170 51516 54378 60420 64395 81567 85860 90630 92340 108756 128790 135945 163134 181260 244701 257580 271890 326268 407835 489402 543780 815670 978804 1223505 1631340 2447010 4894020