52605728 has 24 divisors (see below), whose sum is σ = 118363392. Its totient is φ = 22545216.

The previous prime is 52605713. The next prime is 52605731. The reversal of 52605728 is 82750625.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 117200 + ... + 117647.

It is an arithmetic number, because the mean of its divisors is an integer number (4931808).

Almost surely, 2^52605728 is an apocalyptic number.

It is an amenable number.

52605728 is an abundant number, since it is smaller than the sum of its proper divisors (65757664).

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

52605728 is a wasteful number, since it uses less digits than its factorization.

52605728 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 234864 (or 234856 counting only the distinct ones).

The product of its (nonzero) digits is 33600, while the sum is 35.

The square root of 52605728 is about 7252.9806286795. The cubic root of 52605728 is about 374.6948106556.

The spelling of 52605728 in words is "fifty-two million, six hundred five thousand, seven hundred twenty-eight".