56619244 has 24 divisors (see below), whose sum is σ = 108497088. Its totient is φ = 25639440.

The previous prime is 56619229. The next prime is 56619247. The reversal of 56619244 is 44291665.

It is a super-2 number, since 2×56619244² = 6411477582263072, which contains 22 as substring.

It is a hoax number, since the sum of its digits (37) coincides with the sum of the digits of its distinct prime factors.

It is not an unprimeable number, because it can be changed into a prime (56619247) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10179 + ... + 14725.

It is an arithmetic number, because the mean of its divisors is an integer number (4520712).

Almost surely, 2^56619244 is an apocalyptic number.

It is an amenable number.

56619244 is a deficient number, since it is larger than the sum of its proper divisors (51877844).

56619244 is a wasteful number, since it uses less digits than its factorization.

56619244 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4845 (or 4843 counting only the distinct ones).

The product of its digits is 51840, while the sum is 37.

The square root of 56619244 is about 7524.5760013439. The cubic root of 56619244 is about 383.9912740349.

The spelling of 56619244 in words is "fifty-six million, six hundred nineteen thousand, two hundred forty-four".