56916624 has 40 divisors (see below), whose sum is σ = 150168960. Its totient is φ = 18567808.

The previous prime is 56916623. The next prime is 56916637. The reversal of 56916624 is 42661965.

It is not an unprimeable number, because it can be changed into a prime (56916623) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10359 + ... + 14870.

It is an arithmetic number, because the mean of its divisors is an integer number (3754224).

Almost surely, 2^56916624 is an apocalyptic number.

It is an amenable number.

56916624 is an abundant number, since it is smaller than the sum of its proper divisors (93252336).

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

56916624 is a wasteful number, since it uses less digits than its factorization.

56916624 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25287 (or 25281 counting only the distinct ones).

The product of its digits is 77760, while the sum is 39.

The square root of 56916624 is about 7544.3107041001. The cubic root of 56916624 is about 384.6623767485.

The spelling of 56916624 in words is "fifty-six million, nine hundred sixteen thousand, six hundred twenty-four".