55859904 has 42 divisors (see below), whose sum is σ = 160113980. Its totient is φ = 18619776.

The previous prime is 55859849. The next prime is 55859927. The reversal of 55859904 is 40995855.

55859904 is a `hidden beast` number, since 5 + 58 + 599 + 0 + 4 = 666.

It is a hoax number, since the sum of its digits (45) coincides with the sum of the digits of its distinct prime factors.

It is a self number, because there is not a number n which added to its sum of digits gives 55859904.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 47914 + ... + 49065.

Almost surely, 2^55859904 is an apocalyptic number.

It is an amenable number.

55859904 is an abundant number, since it is smaller than the sum of its proper divisors (104254076).

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

55859904 is a wasteful number, since it uses less digits than its factorization.

55859904 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 96997 (or 96984 counting only the distinct ones).

The product of its (nonzero) digits is 324000, while the sum is 45.

The square root of 55859904 is about 7473.9483541165. The cubic root of 55859904 is about 382.2669296502.

The spelling of 55859904 in words is "fifty-five million, eight hundred fifty-nine thousand, nine hundred four".