52666604 has 12 divisors (see below), whose sum is σ = 92733144. Its totient is φ = 26171424.

The previous prime is 52666553. The next prime is 52666609. The reversal of 52666604 is 40666625.

It is not an unprimeable number, because it can be changed into a prime (52666609) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 39737 + ... + 41040.

It is an arithmetic number, because the mean of its divisors is an integer number (7727762).

Almost surely, 2^52666604 is an apocalyptic number.

It is an amenable number.

52666604 is a deficient number, since it is larger than the sum of its proper divisors (40066540).

52666604 is a wasteful number, since it uses less digits than its factorization.

52666604 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 80944 (or 80942 counting only the distinct ones).

The product of its (nonzero) digits is 51840, while the sum is 35.

The square root of 52666604 is about 7257.1760347948. The cubic root of 52666604 is about 374.8392887645.

The spelling of 52666604 in words is "fifty-two million, six hundred sixty-six thousand, six hundred four".