56689344 has 42 divisors (see below), whose sum is σ = 162491420. Its totient is φ = 18896256.

The previous prime is 56689337. The next prime is 56689357. The reversal of 56689344 is 44398665.

56689344 is a `hidden beast` number, since 566 + 89 + 3 + 4 + 4 = 666.

It is a self number, because there is not a number n which added to its sum of digits gives 56689344.

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, 48634 + ... + 49785.

Almost surely, 2^56689344 is an apocalyptic number.

It is an amenable number.

56689344 is an abundant number, since it is smaller than the sum of its proper divisors (105802076).

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

56689344 is a wasteful number, since it uses less digits than its factorization.

56689344 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 98437 (or 98424 counting only the distinct ones).

The product of its digits is 622080, while the sum is 45.

The square root of 56689344 is about 7529.2326302220. The cubic root of 56689344 is about 384.1496812308.

The spelling of 56689344 in words is "fifty-six million, six hundred eighty-nine thousand, three hundred forty-four".