56466864 has 30 divisors (see below), whose sum is σ = 158029196. Its totient is φ = 18822240.

The previous prime is 56466859. The next prime is 56466871. The reversal of 56466864 is 46866465.

56466864 is a `hidden beast` number, since 564 + 6 + 6 + 86 + 4 = 666.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 195922 + ... + 196209.

Almost surely, 2^56466864 is an apocalyptic number.

It is an amenable number.

56466864 is an abundant number, since it is smaller than the sum of its proper divisors (101562332).

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

56466864 is a wasteful number, since it uses less digits than its factorization.

56466864 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 392145 (or 392136 counting only the distinct ones).

The product of its digits is 829440, while the sum is 45.

The square root of 56466864 is about 7514.4436919841. The cubic root of 56466864 is about 383.6464845447.

The spelling of 56466864 in words is "fifty-six million, four hundred sixty-six thousand, eight hundred sixty-four".