52547256 has 48 divisors (see below), whose sum is σ = 142981800. Its totient is φ = 17433792.

The previous prime is 52547237. The next prime is 52547321. The reversal of 52547256 is 65274525.

52547256 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×52547256² = 5522428226259072, which contains 22 as substring.

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

It is an alternating number because its digits alternate between odd and even.

It is a self number, because there is not a number n which added to its sum of digits gives 52547256.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 14895 + ... + 18081.

Almost surely, 2^52547256 is an apocalyptic number.

It is an amenable number.

52547256 is an abundant number, since it is smaller than the sum of its proper divisors (90434544).

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

52547256 is a wasteful number, since it uses less digits than its factorization.

52547256 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3428 (or 3421 counting only the distinct ones).

The product of its digits is 84000, while the sum is 36.

The square root of 52547256 is about 7248.9486134197. The cubic root of 52547256 is about 374.5559330196. Note that the first 3 decimals are identical.

The spelling of 52547256 in words is "fifty-two million, five hundred forty-seven thousand, two hundred fifty-six".