56624616 has 32 divisors (see below), whose sum is σ = 157291200. Its totient is φ = 18874800.

The previous prime is 56624609. The next prime is 56624627. The reversal of 56624616 is 61642665.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 130860 + ... + 131291.

It is an arithmetic number, because the mean of its divisors is an integer number (4915350).

Almost surely, 2^56624616 is an apocalyptic number.

It is an amenable number.

56624616 is an abundant number, since it is smaller than the sum of its proper divisors (100666584).

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

56624616 is a wasteful number, since it uses less digits than its factorization.

56624616 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 262166 (or 262156 counting only the distinct ones).

The product of its digits is 51840, while the sum is 36.

The square root of 56624616 is about 7524.9329565120. The cubic root of 56624616 is about 384.0034179383.

The spelling of 56624616 in words is "fifty-six million, six hundred twenty-four thousand, six hundred sixteen".