522654012 has 48 divisors (see below), whose sum is σ = 1373611680. Its totient is φ = 171828864.

The previous prime is 522654007. The next prime is 522654029. The reversal of 522654012 is 210456225.

522654012 is a `hidden beast` number, since 5 + 2 + 2 + 654 + 0 + 1 + 2 = 666.

It is a super-2 number, since 2×522654012² = 546334432519392288, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 25263 + ... + 41030.

It is an arithmetic number, because the mean of its divisors is an integer number (28616910).

Almost surely, 2^522654012 is an apocalyptic number.

It is an amenable number.

522654012 is an abundant number, since it is smaller than the sum of its proper divisors (850957668).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

522654012 is a wasteful number, since it uses less digits than its factorization.

522654012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 66379 (or 66371 counting only the distinct ones).

The product of its (nonzero) digits is 4800, while the sum is 27.

The square root of 522654012 is about 22861.6275011207. The cubic root of 522654012 is about 805.5109146869.

The spelling of 522654012 in words is "five hundred twenty-two million, six hundred fifty-four thousand, twelve".