522163566 has 24 divisors (see below), whose sum is σ = 1167850944. Its totient is φ = 168439680.

The previous prime is 522163553. The next prime is 522163591. The reversal of 522163566 is 665361225.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 522163566.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 467331 + ... + 468446.

It is an arithmetic number, because the mean of its divisors is an integer number (48660456).

Almost surely, 2^522163566 is an apocalyptic number.

522163566 is an abundant number, since it is smaller than the sum of its proper divisors (645687378).

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

522163566 is a wasteful number, since it uses less digits than its factorization.

522163566 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 935816 (or 935813 counting only the distinct ones).

The product of its digits is 64800, while the sum is 36.

The square root of 522163566 is about 22850.8985818939. The cubic root of 522163566 is about 805.2588784558.

It can be divided in two parts, 522163 and 566, that added together give a square (522729 = 723²).

The spelling of 522163566 in words is "five hundred twenty-two million, one hundred sixty-three thousand, five hundred sixty-six".