56528584 has 16 divisors (see below), whose sum is σ = 121132800. Its totient is φ = 24226512.

The previous prime is 56528573. The next prime is 56528597. The reversal of 56528584 is 48582565.

It is a self number, because there is not a number n which added to its sum of digits gives 56528584.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 504664 + ... + 504775.

It is an arithmetic number, because the mean of its divisors is an integer number (7570800).

Almost surely, 2^56528584 is an apocalyptic number.

It is an amenable number.

56528584 is an abundant number, since it is smaller than the sum of its proper divisors (64604216).

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

56528584 is a wasteful number, since it uses less digits than its factorization.

56528584 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1009452 (or 1009448 counting only the distinct ones).

The product of its digits is 384000, while the sum is 43.

The square root of 56528584 is about 7518.5493281617. The cubic root of 56528584 is about 383.7862127406.

The spelling of 56528584 in words is "fifty-six million, five hundred twenty-eight thousand, five hundred eighty-four".