56390524 has 12 divisors (see below), whose sum is σ = 98739648. Its totient is φ = 28179200.

The previous prime is 56390507. The next prime is 56390533. The reversal of 56390524 is 42509365.

It is a self number, because there is not a number n which added to its sum of digits gives 56390524.

It is a congruent number.

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, 7644 + ... + 13084.

It is an arithmetic number, because the mean of its divisors is an integer number (8228304).

Almost surely, 2^56390524 is an apocalyptic number.

It is an amenable number.

56390524 is a deficient number, since it is larger than the sum of its proper divisors (42349124).

56390524 is a wasteful number, since it uses less digits than its factorization.

56390524 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8036 (or 8034 counting only the distinct ones).

The product of its (nonzero) digits is 32400, while the sum is 34.

The square root of 56390524 is about 7509.3624230024. The cubic root of 56390524 is about 383.4735171390.

Adding to 56390524 its reverse (42509365), we get a palindrome (98899889).

The spelling of 56390524 in words is "fifty-six million, three hundred ninety thousand, five hundred twenty-four".