56388544 has 14 divisors (see below), whose sum is σ = 111896144. Its totient is φ = 28194240.

The previous prime is 56388533. The next prime is 56388581. The reversal of 56388544 is 44588365.

56388544 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 56388544.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 440472 + ... + 440599.

Almost surely, 2^56388544 is an apocalyptic number.

It is an amenable number.

56388544 is a deficient number, since it is larger than the sum of its proper divisors (55507600).

56388544 is an equidigital number, since it uses as much as digits as its factorization.

56388544 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 881083 (or 881073 counting only the distinct ones).

The product of its digits is 460800, while the sum is 43.

The square root of 56388544 is about 7509.2305864183. The cubic root of 56388544 is about 383.4690288763.

The spelling of 56388544 in words is "fifty-six million, three hundred eighty-eight thousand, five hundred forty-four".