52056756 has 30 divisors (see below), whose sum is σ = 136087490. Its totient is φ = 17352144.

The previous prime is 52056749. The next prime is 52056761. The reversal of 52056756 is 65765025.

It can be written as a sum of positive squares in only one way, i.e., 42693156 + 9363600 = 6534^2 + 3060^2 .

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 52056756.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 80011 + ... + 80658.

Almost surely, 2^52056756 is an apocalyptic number.

It is an amenable number.

52056756 is an abundant number, since it is smaller than the sum of its proper divisors (84030734).

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

52056756 is a wasteful number, since it uses less digits than its factorization.

52056756 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 160685 (or 160674 counting only the distinct ones).

The product of its (nonzero) digits is 63000, while the sum is 36.

The square root of 52056756 is about 7215.0367982430. The cubic root of 52056756 is about 373.3868627185.

The spelling of 52056756 in words is "fifty-two million, fifty-six thousand, seven hundred fifty-six".