522537412 has 6 divisors (see below), whose sum is σ = 914440478. Its totient is φ = 261268704.

The previous prime is 522537409. The next prime is 522537427. The reversal of 522537412 is 214735225.

It can be written as a sum of positive squares in only one way, i.e., 511935876 + 10601536 = 22626^2 + 3256^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 65317173 + ... + 65317180.

Almost surely, 2^522537412 is an apocalyptic number.

It is an amenable number.

522537412 is a deficient number, since it is larger than the sum of its proper divisors (391903066).

522537412 is a wasteful number, since it uses less digits than its factorization.

522537412 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 130634357 (or 130634355 counting only the distinct ones).

The product of its digits is 16800, while the sum is 31.

The square root of 522537412 is about 22859.0772342192. The cubic root of 522537412 is about 805.4510091817.

The spelling of 522537412 in words is "five hundred twenty-two million, five hundred thirty-seven thousand, four hundred twelve".