56713236 has 24 divisors (see below), whose sum is σ = 133927584. Its totient is φ = 18676320.

The previous prime is 56713211. The next prime is 56713249. The reversal of 56713236 is 63231765.

It is a super-2 number, since 2×56713236² = 6432782275183392, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 56713197 and 56713206.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 27475 + ... + 29466.

It is an arithmetic number, because the mean of its divisors is an integer number (5580316).

Almost surely, 2^56713236 is an apocalyptic number.

It is an amenable number.

56713236 is an abundant number, since it is smaller than the sum of its proper divisors (77214348).

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

56713236 is a wasteful number, since it uses less digits than its factorization.

56713236 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 57031 (or 57029 counting only the distinct ones).

The product of its digits is 22680, while the sum is 33.

The square root of 56713236 is about 7530.8190789581. The cubic root of 56713236 is about 384.2036409020.

The spelling of 56713236 in words is "fifty-six million, seven hundred thirteen thousand, two hundred thirty-six".