52689604 has 48 divisors (see below), whose sum is σ = 104118336. Its totient is φ = 23126400.

The previous prime is 52689601. The next prime is 52689617. The reversal of 52689604 is 40698625.

It is a happy number.

It is a Smith number, since the sum of its digits (40) coincides with the sum of the digits of its prime factors.

It is not an unprimeable number, because it can be changed into a prime (52689601) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 179682 + ... + 179974.

It is an arithmetic number, because the mean of its divisors is an integer number (2169132).

Almost surely, 2^52689604 is an apocalyptic number.

It is an amenable number.

52689604 is a deficient number, since it is larger than the sum of its proper divisors (51428732).

52689604 is a wasteful number, since it uses less digits than its factorization.

52689604 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 436 (or 434 counting only the distinct ones).

The product of its (nonzero) digits is 103680, while the sum is 40.

The square root of 52689604 is about 7258.7605002507. The cubic root of 52689604 is about 374.8938461012.

The spelling of 52689604 in words is "fifty-two million, six hundred eighty-nine thousand, six hundred four".