56443944 has 64 divisors (see below), whose sum is σ = 153489600. Its totient is φ = 17224704.

The previous prime is 56443939. The next prime is 56443957. The reversal of 56443944 is 44934465.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 13227 + ... + 16965.

It is an arithmetic number, because the mean of its divisors is an integer number (2398275).

Almost surely, 2^56443944 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 56443944, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (76744800).

56443944 is an abundant number, since it is smaller than the sum of its proper divisors (97045656).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

56443944 is a wasteful number, since it uses less digits than its factorization.

56443944 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3802 (or 3798 counting only the distinct ones).

The product of its digits is 207360, while the sum is 39.

The square root of 56443944 is about 7512.9184742016. The cubic root of 56443944 is about 383.5945699244.

The spelling of 56443944 in words is "fifty-six million, four hundred forty-three thousand, nine hundred forty-four".