522553012 has 12 divisors (see below), whose sum is σ = 915126660. Its totient is φ = 261088256.

The previous prime is 522553007. The next prime is 522553027. The reversal of 522553012 is 210355225.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 211877136 + 310675876 = 14556^2 + 17626^2 .

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, 40723 + ... + 51994.

It is an arithmetic number, because the mean of its divisors is an integer number (76260555).

Almost surely, 2^522553012 is an apocalyptic number.

It is an amenable number.

522553012 is a deficient number, since it is larger than the sum of its proper divisors (392573648).

522553012 is a wasteful number, since it uses less digits than its factorization.

522553012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 94130 (or 94128 counting only the distinct ones).

The product of its (nonzero) digits is 3000, while the sum is 25.

The square root of 522553012 is about 22859.4184527953. The cubic root of 522553012 is about 805.4590244997.

The spelling of 522553012 in words is "five hundred twenty-two million, five hundred fifty-three thousand, twelve".