22565268 has 36 divisors (see below), whose sum is σ = 62226528. Its totient is φ = 6837840.

The previous prime is 22565267. The next prime is 22565269. The reversal of 22565268 is 86256522.

It is an interprime number because it is at equal distance from previous prime (22565267) and next prime (22565269).

It is a tau number, because it is divible by the number of its divisors (36).

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22565261) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 28096 + ... + 28887.

Almost surely, 2^22565268 is an apocalyptic number.

It is an amenable number.

22565268 is an abundant number, since it is smaller than the sum of its proper divisors (39661260).

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

22565268 is a wasteful number, since it uses less digits than its factorization.

22565268 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 57004 (or 56999 counting only the distinct ones).

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

The square root of 22565268 is about 4750.2913594852. The cubic root of 22565268 is about 282.5835208708.

The spelling of 22565268 in words is "twenty-two million, five hundred sixty-five thousand, two hundred sixty-eight".