56311244 has 12 divisors (see below), whose sum is σ = 107503368. Its totient is φ = 25596000.

The previous prime is 56311223. The next prime is 56311249. The reversal of 56311244 is 44211365.

It is not an unprimeable number, because it can be changed into a prime (56311249) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 639857 + ... + 639944.

It is an arithmetic number, because the mean of its divisors is an integer number (8958614).

Almost surely, 2^56311244 is an apocalyptic number.

It is an amenable number.

56311244 is a deficient number, since it is larger than the sum of its proper divisors (51192124).

56311244 is a wasteful number, since it uses less digits than its factorization.

56311244 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1279816 (or 1279814 counting only the distinct ones).

The product of its digits is 2880, while the sum is 26.

The square root of 56311244 is about 7504.0818225816. The cubic root of 56311244 is about 383.2937231073.

The spelling of 56311244 in words is "fifty-six million, three hundred eleven thousand, two hundred forty-four".