56519136 has 36 divisors (see below), whose sum is σ = 160727112. Its totient is φ = 18839616.

The previous prime is 56519131. The next prime is 56519137. The reversal of 56519136 is 63191565.

56519136 is a `hidden beast` number, since 5 + 6 + 519 + 136 = 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 self number, because there is not a number n which added to its sum of digits gives 56519136.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (56519131) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 97836 + ... + 98411.

It is an arithmetic number, because the mean of its divisors is an integer number (4464642).

Almost surely, 2^56519136 is an apocalyptic number.

It is an amenable number.

56519136 is an abundant number, since it is smaller than the sum of its proper divisors (104207976).

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

56519136 is a wasteful number, since it uses less digits than its factorization.

56519136 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 196263 (or 196252 counting only the distinct ones).

The product of its digits is 24300, while the sum is 36.

The square root of 56519136 is about 7517.9209892097. The cubic root of 56519136 is about 383.7648299644.

It can be divided in two parts, 565 and 19136, that added together give a triangular number (19701 = T₁₉₈).

The spelling of 56519136 in words is "fifty-six million, five hundred nineteen thousand, one hundred thirty-six".