52565502 has 16 divisors (see below), whose sum is σ = 114688512. Its totient is φ = 15928920.

The previous prime is 52565473. The next prime is 52565509. The reversal of 52565502 is 20556525.

It is a self number, because there is not a number n which added to its sum of digits gives 52565502.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52565509) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 398158 + ... + 398289.

It is an arithmetic number, because the mean of its divisors is an integer number (7168032).

Almost surely, 2^52565502 is an apocalyptic number.

52565502 is an abundant number, since it is smaller than the sum of its proper divisors (62123010).

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

52565502 is a wasteful number, since it uses less digits than its factorization.

52565502 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 796463.

The product of its (nonzero) digits is 15000, while the sum is 30.

The square root of 52565502 is about 7250.2070315268. The cubic root of 52565502 is about 374.5992803938.

The spelling of 52565502 in words is "fifty-two million, five hundred sixty-five thousand, five hundred two".