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468585864 = 233347101457
BaseRepresentation
bin11011111011100…
…000110110001000
31012122201121222000
4123323200312020
51424424221424
6114255231000
714416625355
oct3373406610
91178647860
10468585864
1122056054a
12110b18460
1376106556
144633962c
152b2103c9
hex1bee0d88

468585864 has 128 divisors (see below), whose sum is σ = 1345420800. Its totient is φ = 151027200.

The previous prime is 468585781. The next prime is 468585869.

468585864 is a `hidden beast` number, since 4 + 6 + 8 + 58 + 586 + 4 = 666.

468585864 is nontrivially palindromic in base 10.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a self number, because there is not a number n which added to its sum of digits gives 468585864.

It is not an unprimeable number, because it can be changed into a prime (468585869) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1025124 + ... + 1025580.

It is an arithmetic number, because the mean of its divisors is an integer number (10511100).

Almost surely, 2468585864 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 468585864, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (672710400).

468585864 is an abundant number, since it is smaller than the sum of its proper divisors (876834936).

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

468585864 is a wasteful number, since it uses less digits than its factorization.

468585864 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 620 (or 610 counting only the distinct ones).

The product of its digits is 7372800, while the sum is 54.

The square root of 468585864 is about 21646.8442041790. The cubic root of 468585864 is about 776.7174476878.

The spelling of 468585864 in words is "four hundred sixty-eight million, five hundred eighty-five thousand, eight hundred sixty-four".

Divisors: 1 2 3 4 6 8 9 12 18 24 27 36 47 54 72 94 101 108 141 188 202 216 282 303 376 404 423 457 564 606 808 846 909 914 1128 1212 1269 1371 1692 1818 1828 2424 2538 2727 2742 3384 3636 3656 4113 4747 5076 5454 5484 7272 8226 9494 10152 10908 10968 12339 14241 16452 18988 21479 21816 24678 28482 32904 37976 42723 42958 46157 49356 56964 64437 85446 85916 92314 98712 113928 128169 128874 138471 170892 171832 184628 193311 256338 257748 276942 341784 369256 386622 415413 512676 515496 553884 579933 773244 830826 1025352 1107768 1159866 1246239 1546488 1661652 2169379 2319732 2492478 3323304 4338758 4639464 4984956 6508137 8677516 9969912 13016274 17355032 19524411 26032548 39048822 52065096 58573233 78097644 117146466 156195288 234292932 468585864