522712396 has 12 divisors (see below), whose sum is σ = 968555448. Its totient is φ = 245982272.

The previous prime is 522712387. The next prime is 522712459. The reversal of 522712396 is 693217225.

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, 3843406 + ... + 3843541.

It is an arithmetic number, because the mean of its divisors is an integer number (80712954).

Almost surely, 2^522712396 is an apocalyptic number.

It is an amenable number.

522712396 is a deficient number, since it is larger than the sum of its proper divisors (445843052).

522712396 is a wasteful number, since it uses less digits than its factorization.

522712396 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7686968 (or 7686966 counting only the distinct ones).

The product of its digits is 45360, while the sum is 37.

The square root of 522712396 is about 22862.9043649314. The cubic root of 522712396 is about 805.5409072487.

The spelling of 522712396 in words is "five hundred twenty-two million, seven hundred twelve thousand, three hundred ninety-six".