22652568 has 128 divisors (see below), whose sum is σ = 69120000. Its totient is φ = 6842880.

The previous prime is 22652527. The next prime is 22652573. The reversal of 22652568 is 86525622.

It is a hoax number, since the sum of its digits (36) coincides with the sum of the digits of its distinct prime factors.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 113733 + ... + 113931.

It is an arithmetic number, because the mean of its divisors is an integer number (540000).

Almost surely, 2^22652568 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 22652568, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (34560000).

22652568 is an abundant number, since it is smaller than the sum of its proper divisors (46467432).

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

22652568 is a wasteful number, since it uses less digits than its factorization.

22652568 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 262 (or 252 counting only the distinct ones).

The product of its digits is 57600, while the sum is 36.

The square root of 22652568 is about 4759.4713992207. The cubic root of 22652568 is about 282.9474695125.

It can be divided in two parts, 22652 and 568, that added together give a triangular number (23220 = T₂₁₅).

The spelling of 22652568 in words is "twenty-two million, six hundred fifty-two thousand, five hundred sixty-eight".