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4190472 = 23321121337
BaseRepresentation
bin1111111111000100001000
321212220020200
433333010020
52033043342
6225452200
750422056
oct17770410
97786220
104190472
112402400
1214a1060
13b39490
147b11d6
1557b94c
hex3ff108

4190472 has 144 divisors (see below), whose sum is σ = 13797420. Its totient is φ = 1140480.

The previous prime is 4190467. The next prime is 4190477. The reversal of 4190472 is 2740914.

It is a happy number.

4190472 is a `hidden beast` number, since 4 + 190 + 472 = 666.

It is an interprime number because it is at equal distance from previous prime (4190467) and next prime (4190477).

It can be written as a sum of positive squares in 2 ways, for example, as 4186116 + 4356 = 2046^2 + 66^2 .

It is not an unprimeable number, because it can be changed into a prime (4190477) by changing a digit.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 113238 + ... + 113274.

Almost surely, 24190472 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 4190472, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6898710).

4190472 is an abundant number, since it is smaller than the sum of its proper divisors (9606948).

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

4190472 is a wasteful number, since it uses less digits than its factorization.

4190472 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 84 (or 66 counting only the distinct ones).

The product of its (nonzero) digits is 2016, while the sum is 27.

The square root of 4190472 is about 2047.0642393437. The cubic root of 4190472 is about 161.2207662887.

The spelling of 4190472 in words is "four million, one hundred ninety thousand, four hundred seventy-two".

Divisors: 1 2 3 4 6 8 9 11 12 13 18 22 24 26 33 36 37 39 44 52 66 72 74 78 88 99 104 111 117 121 132 143 148 156 198 222 234 242 264 286 296 312 333 363 396 407 429 444 468 481 484 572 666 726 792 814 858 888 936 962 968 1089 1144 1221 1287 1332 1443 1452 1573 1628 1716 1924 2178 2442 2574 2664 2886 2904 3146 3256 3432 3663 3848 4329 4356 4477 4719 4884 5148 5291 5772 6292 7326 8658 8712 8954 9438 9768 10296 10582 11544 12584 13431 14157 14652 15873 17316 17908 18876 21164 26862 28314 29304 31746 34632 35816 37752 40293 42328 47619 53724 56628 58201 63492 80586 95238 107448 113256 116402 126984 161172 174603 190476 232804 322344 349206 380952 465608 523809 698412 1047618 1396824 2095236 4190472