53528256 has 56 divisors (see below), whose sum is σ = 157368240. Its totient is φ = 17842176.

The previous prime is 53528239. The next prime is 53528273. The reversal of 53528256 is 65282535.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (53528239) and next prime (53528273).

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 53528256.

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, 13761 + ... + 17216.

Almost surely, 2^53528256 is an apocalyptic number.

It is an amenable number.

53528256 is an abundant number, since it is smaller than the sum of its proper divisors (103839984).

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

53528256 is a wasteful number, since it uses less digits than its factorization.

53528256 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30998 (or 30982 counting only the distinct ones).

The product of its digits is 72000, while the sum is 36.

The square root of 53528256 is about 7316.3007045911. The cubic root of 53528256 is about 376.8724271501.

The spelling of 53528256 in words is "fifty-three million, five hundred twenty-eight thousand, two hundred fifty-six".