53056656 has 45 divisors (see below), whose sum is σ = 148729971. Its totient is φ = 17656416.

The previous prime is 53056649. The next prime is 53056669. The reversal of 53056656 is 65665035.

It is a happy number.

The square root of 53056656 is 7284.

It is a perfect power (a square), and thus also a powerful number.

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 53056656.

It is an unprimeable number.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 87105 + ... + 87711.

Almost surely, 2^53056656 is an apocalyptic number.

53056656 is the 7284-th square number.

It is an amenable number.

53056656 is an abundant number, since it is smaller than the sum of its proper divisors (95673315).

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

53056656 is an equidigital number, since it uses as much as digits as its factorization.

53056656 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1228 (or 612 counting only the distinct ones).

The product of its (nonzero) digits is 81000, while the sum is 36.

The cubic root of 53056656 is about 375.7623743772.

Multiplying 53056656 by its sum of digits (36), we get a square (1910039616 = 43704²).

53056656 divided by its sum of digits (36) gives a square (1473796 = 1214²).

The spelling of 53056656 in words is "fifty-three million, fifty-six thousand, six hundred fifty-six".