56797236 has 18 divisors (see below), whose sum is σ = 143570882. Its totient is φ = 18932400.

The previous prime is 56797229. The next prime is 56797241. The reversal of 56797236 is 63279765.

It can be written as a sum of positive squares in only one way, i.e., 37822500 + 18974736 = 6150^2 + 4356^2 .

It is a tau number, because it is divible by the number of its divisors (18).

It is a junction number, because it is equal to n+sod(n) for n = 56797191 and 56797200.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 788815 + ... + 788886.

Almost surely, 2^56797236 is an apocalyptic number.

It is an amenable number.

56797236 is an abundant number, since it is smaller than the sum of its proper divisors (86773646).

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

56797236 is a wasteful number, since it uses less digits than its factorization.

56797236 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1577711 (or 1577706 counting only the distinct ones).

The product of its digits is 476280, while the sum is 45.

The square root of 56797236 is about 7536.3940979755. The cubic root of 56797236 is about 384.3932332418.

The spelling of 56797236 in words is "fifty-six million, seven hundred ninety-seven thousand, two hundred thirty-six".