22264868 has 12 divisors (see below), whose sum is σ = 39092592. Its totient is φ = 11095560.

The previous prime is 22264867. The next prime is 22264871. The reversal of 22264868 is 86846222.

It is not an unprimeable number, because it can be changed into a prime (22264867) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7838 + ... + 10293.

It is an arithmetic number, because the mean of its divisors is an integer number (3257716).

Almost surely, 2^22264868 is an apocalyptic number.

It is an amenable number.

22264868 is a deficient number, since it is larger than the sum of its proper divisors (16827724).

22264868 is a wasteful number, since it uses less digits than its factorization.

22264868 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18442 (or 18440 counting only the distinct ones).

The product of its digits is 73728, while the sum is 38.

The square root of 22264868 is about 4718.5663076829. The cubic root of 22264868 is about 281.3239510559.

It can be divided in two parts, 22264 and 868, that added together give a palindrome (23132).

The spelling of 22264868 in words is "twenty-two million, two hundred sixty-four thousand, eight hundred sixty-eight".