56388370 has 32 divisors (see below), whose sum is σ = 104824368. Its totient is φ = 21823488.

The previous prime is 56388361. The next prime is 56388373. The reversal of 56388370 is 7388365.

56388370 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 8 ways, for example, as 53187849 + 3200521 = 7293^2 + 1789^2 .

It is not an unprimeable number, because it can be changed into a prime (56388373) by changing a digit.

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 in 15 ways as a sum of consecutive naturals, for example, 94794 + ... + 95386.

Almost surely, 2^56388370 is an apocalyptic number.

56388370 is a deficient number, since it is larger than the sum of its proper divisors (48435998).

56388370 is a wasteful number, since it uses less digits than its factorization.

56388370 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 894.

The product of its (nonzero) digits is 120960, while the sum is 40.

The square root of 56388370 is about 7509.2190006684. The cubic root of 56388370 is about 383.4686344482.

The spelling of 56388370 in words is "fifty-six million, three hundred eighty-eight thousand, three hundred seventy".