56441864 has 16 divisors (see below), whose sum is σ = 105982800. Its totient is φ = 28179792.

The previous prime is 56441863. The next prime is 56441881. The reversal of 56441864 is 46814465.

It is not an unprimeable number, because it can be changed into a prime (56441863) 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, 1139 + ... + 10685.

It is an arithmetic number, because the mean of its divisors is an integer number (6623925).

Almost surely, 2^56441864 is an apocalyptic number.

It is an amenable number.

56441864 is a deficient number, since it is larger than the sum of its proper divisors (49540936).

56441864 is a wasteful number, since it uses less digits than its factorization.

56441864 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10292 (or 10288 counting only the distinct ones).

The product of its digits is 92160, while the sum is 38.

The square root of 56441864 is about 7512.7800446972. The cubic root of 56441864 is about 383.5898579544.

The spelling of 56441864 in words is "fifty-six million, four hundred forty-one thousand, eight hundred sixty-four".