56182644 has 36 divisors (see below), whose sum is σ = 162306144. Its totient is φ = 16052112.

The previous prime is 56182619. The next prime is 56182661. The reversal of 56182644 is 44628165.

56182644 is a `hidden beast` number, since 5 + 6 + 1 + 8 + 2 + 644 = 666.

It is a tau number, because it is divible by the number of its divisors (36).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a junction number, because it is equal to n+sod(n) for n = 56182599 and 56182608.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 111222 + ... + 111725.

It is an arithmetic number, because the mean of its divisors is an integer number (4508504).

Almost surely, 2^56182644 is an apocalyptic number.

It is an amenable number.

56182644 is an abundant number, since it is smaller than the sum of its proper divisors (106123500).

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

56182644 is a wasteful number, since it uses less digits than its factorization.

56182644 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 222964 (or 222959 counting only the distinct ones).

The product of its digits is 46080, while the sum is 36.

The square root of 56182644 is about 7495.5082549484. The cubic root of 56182644 is about 383.0017201849.

The spelling of 56182644 in words is "fifty-six million, one hundred eighty-two thousand, six hundred forty-four".