56858688 has 42 divisors (see below), whose sum is σ = 162976814. Its totient is φ = 18952704.

The previous prime is 56858687. The next prime is 56858707. The reversal of 56858688 is 88685865.

56858688 is a `hidden beast` number, since 56 + 8 + 586 + 8 + 8 = 666.

It can be written as a sum of positive squares in only one way, i.e., 56070144 + 788544 = 7488^2 + 888^2 .

It is not an unprimeable number, because it can be changed into a prime (56858687) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 48781 + ... + 49932.

Almost surely, 2^56858688 is an apocalyptic number.

It is an amenable number.

56858688 is an abundant number, since it is smaller than the sum of its proper divisors (106118126).

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

56858688 is a wasteful number, since it uses less digits than its factorization.

56858688 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 98731 (or 98718 counting only the distinct ones).

The product of its digits is 3686400, while the sum is 54.

The square root of 56858688 is about 7540.4700118759. The cubic root of 56858688 is about 384.5318152136.

The spelling of 56858688 in words is "fifty-six million, eight hundred fifty-eight thousand, six hundred eighty-eight".