538722604 has 12 divisors (see below), whose sum is σ = 1077445264. Its totient is φ = 230881104.

The previous prime is 538722559. The next prime is 538722623. The reversal of 538722604 is 406227835.

538722604 is an admirable number.

It is a hoax number, since the sum of its digits (37) coincides with the sum of the digits of its distinct prime factors.

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, 9620019 + ... + 9620074.

Almost surely, 2^538722604 is an apocalyptic number.

It is an amenable number.

538722604 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

538722604 is a wasteful number, since it uses less digits than its factorization.

538722604 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19240104 (or 19240102 counting only the distinct ones).

The product of its (nonzero) digits is 80640, while the sum is 37.

The square root of 538722604 is about 23210.3986178609. The cubic root of 538722604 is about 813.6826694425.

The spelling of 538722604 in words is "five hundred thirty-eight million, seven hundred twenty-two thousand, six hundred four".