522316628 has 12 divisors (see below), whose sum is σ = 914417952. Its totient is φ = 261054360.

The previous prime is 522316603. The next prime is 522316661. The reversal of 522316628 is 826613225.

It is a congruent number.

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, 14078 + ... + 35253.

It is an arithmetic number, because the mean of its divisors is an integer number (76201496).

Almost surely, 2^522316628 is an apocalyptic number.

It is an amenable number.

522316628 is a deficient number, since it is larger than the sum of its proper divisors (392101324).

522316628 is a wasteful number, since it uses less digits than its factorization.

522316628 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 51982 (or 51980 counting only the distinct ones).

The product of its digits is 34560, while the sum is 35.

The square root of 522316628 is about 22854.2474826891. The cubic root of 522316628 is about 805.3375527138.

The spelling of 522316628 in words is "five hundred twenty-two million, three hundred sixteen thousand, six hundred twenty-eight".