56564928 has 84 divisors (see below), whose sum is σ = 185308240. Its totient is φ = 16160256.

The previous prime is 56564927. The next prime is 56564941. The reversal of 56564928 is 82946565.

56564928 is a `hidden beast` number, since 565 + 64 + 9 + 28 = 666.

56564928 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (84).

It is not an unprimeable number, because it can be changed into a prime (56564927) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2983 + ... + 11046.

Almost surely, 2^56564928 is an apocalyptic number.

It is an amenable number.

56564928 is an abundant number, since it is smaller than the sum of its proper divisors (128743312).

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

56564928 is a wasteful number, since it uses less digits than its factorization.

56564928 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14054 (or 14041 counting only the distinct ones).

The product of its digits is 518400, while the sum is 45.

The square root of 56564928 is about 7520.9658954153. The cubic root of 56564928 is about 383.8684445186.

The spelling of 56564928 in words is "fifty-six million, five hundred sixty-four thousand, nine hundred twenty-eight".