56865944 has 8 divisors (see below), whose sum is σ = 106623660. Its totient is φ = 28432968.

The previous prime is 56865943. The next prime is 56865961. The reversal of 56865944 is 44956865.

56865944 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (8).

It is a super-2 number, since 2×56865944² = 6467471174022272, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (56865943) 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 as a sum of consecutive naturals, namely, 3554114 + ... + 3554129.

Almost surely, 2^56865944 is an apocalyptic number.

It is an amenable number.

56865944 is a deficient number, since it is larger than the sum of its proper divisors (49757716).

56865944 is a wasteful number, since it uses less digits than its factorization.

56865944 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7108249 (or 7108245 counting only the distinct ones).

The product of its digits is 1036800, while the sum is 47.

The square root of 56865944 is about 7540.9511336436. The cubic root of 56865944 is about 384.5481718119.

The spelling of 56865944 in words is "fifty-six million, eight hundred sixty-five thousand, nine hundred forty-four".