56836620 has 48 divisors (see below), whose sum is σ = 176826720. Its totient is φ = 15156288.

The previous prime is 56836603. The next prime is 56836643. The reversal of 56836620 is 2663865.

56836620 is a `hidden beast` number, since 568 + 36 + 62 + 0 = 666.

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

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 52087 + ... + 53166.

It is an arithmetic number, because the mean of its divisors is an integer number (3683890).

Almost surely, 2^56836620 is an apocalyptic number.

It is an amenable number.

56836620 is an abundant number, since it is smaller than the sum of its proper divisors (119990100).

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

56836620 is a wasteful number, since it uses less digits than its factorization.

56836620 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 105271 (or 105263 counting only the distinct ones).

The product of its (nonzero) digits is 51840, while the sum is 36.

The square root of 56836620 is about 7539.0065658547. The cubic root of 56836620 is about 384.4820605998.

The spelling of 56836620 in words is "fifty-six million, eight hundred thirty-six thousand, six hundred twenty".