53280568 has 32 divisors (see below), whose sum is σ = 112504320. Its totient is φ = 23436000.

The previous prime is 53280559. The next prime is 53280587. The reversal of 53280568 is 86508235.

It is a congruent number.

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, 7038 + ... + 12493.

It is an arithmetic number, because the mean of its divisors is an integer number (3515760).

Almost surely, 2^53280568 is an apocalyptic number.

It is an amenable number.

53280568 is an abundant number, since it is smaller than the sum of its proper divisors (59223752).

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

53280568 is a wasteful number, since it uses less digits than its factorization.

53280568 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19579 (or 19575 counting only the distinct ones).

The product of its (nonzero) digits is 57600, while the sum is 37.

The square root of 53280568 is about 7299.3539440145. The cubic root of 53280568 is about 376.2902353928.

The spelling of 53280568 in words is "fifty-three million, two hundred eighty thousand, five hundred sixty-eight".