22532168 has 16 divisors (see below), whose sum is σ = 42321660. Its totient is φ = 11246400.

The previous prime is 22532161. The next prime is 22532179. The reversal of 22532168 is 86123522.

It can be written as a sum of positive squares in 2 ways, for example, as 18130564 + 4401604 = 4258^2 + 2098^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 22532168.

It is not an unprimeable number, because it can be changed into a prime (22532161) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3158 + ... + 7418.

Almost surely, 2^22532168 is an apocalyptic number.

It is an amenable number.

22532168 is a deficient number, since it is larger than the sum of its proper divisors (19789492).

22532168 is a wasteful number, since it uses less digits than its factorization.

22532168 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4928 (or 4924 counting only the distinct ones).

The product of its digits is 5760, while the sum is 29.

The square root of 22532168 is about 4746.8060840949. The cubic root of 22532168 is about 282.4452834744.

It can be divided in two parts, 22532 and 168, that multiplied together give a triangular number (3785376 = T₂₇₅₁).

The spelling of 22532168 in words is "twenty-two million, five hundred thirty-two thousand, one hundred sixty-eight".