522945424 has 15 divisors (see below), whose sum is σ = 1013384017. Its totient is φ = 261426976.

The previous prime is 522945421. The next prime is 522945469. The reversal of 522945424 is 424549225.

The square root of 522945424 is 22868.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in only one way, i.e., 304851600 + 218093824 = 17460^2 + 14768^2 .

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (522945421) by changing a digit.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 88614 + ... + 94330.

Almost surely, 2^522945424 is an apocalyptic number.

522945424 is the 22868-th square number.

It is an amenable number.

522945424 is a deficient number, since it is larger than the sum of its proper divisors (490438593).

522945424 is an frugal number, since it uses more digits than its factorization.

522945424 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11442 (or 5719 counting only the distinct ones).

The product of its digits is 115200, while the sum is 37.

The cubic root of 522945424 is about 805.6605942890.

It can be divided in two parts, 5229 and 45424, that added together give a cube (50653 = 37³).

The spelling of 522945424 in words is "five hundred twenty-two million, nine hundred forty-five thousand, four hundred twenty-four".