56804856 has 32 divisors (see below), whose sum is σ = 142304640. Its totient is φ = 18895968.

The previous prime is 56804833. The next prime is 56804857. The reversal of 56804856 is 65840865.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (56804857) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10965 + ... + 15291.

It is an arithmetic number, because the mean of its divisors is an integer number (4447020).

Almost surely, 2^56804856 is an apocalyptic number.

It is an amenable number.

56804856 is an abundant number, since it is smaller than the sum of its proper divisors (85499784).

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

56804856 is a wasteful number, since it uses less digits than its factorization.

56804856 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4883 (or 4879 counting only the distinct ones).

The product of its (nonzero) digits is 230400, while the sum is 42.

The square root of 56804856 is about 7536.8996278311. The cubic root of 56804856 is about 384.4104227253.

The spelling of 56804856 in words is "fifty-six million, eight hundred four thousand, eight hundred fifty-six".