522664852 has 6 divisors (see below), whose sum is σ = 914663498. Its totient is φ = 261332424.

The previous prime is 522664841. The next prime is 522664859. The reversal of 522664852 is 258466225.

It can be written as a sum of positive squares in only one way, i.e., 504721156 + 17943696 = 22466^2 + 4236^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (522664859) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 65333103 + ... + 65333110.

Almost surely, 2^522664852 is an apocalyptic number.

It is an amenable number.

522664852 is a deficient number, since it is larger than the sum of its proper divisors (391998646).

522664852 is a wasteful number, since it uses less digits than its factorization.

522664852 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 130666217 (or 130666215 counting only the distinct ones).

The product of its digits is 230400, while the sum is 40.

The square root of 522664852 is about 22861.8645783759. The cubic root of 522664852 is about 805.5164834939.

The spelling of 522664852 in words is "five hundred twenty-two million, six hundred sixty-four thousand, eight hundred fifty-two".