522538492 has 12 divisors (see below), whose sum is σ = 1045077040. Its totient is φ = 223945056.

The previous prime is 522538483. The next prime is 522538591. The reversal of 522538492 is 294835225.

522538492 is an admirable number.

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, 9331017 + ... + 9331072.

Almost surely, 2^522538492 is an apocalyptic number.

It is an amenable number.

522538492 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.

522538492 is a wasteful number, since it uses less digits than its factorization.

522538492 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18662100 (or 18662098 counting only the distinct ones).

The product of its digits is 172800, while the sum is 40.

The square root of 522538492 is about 22859.1008572078. The cubic root of 522538492 is about 805.4515640934.

The spelling of 522538492 in words is "five hundred twenty-two million, five hundred thirty-eight thousand, four hundred ninety-two".