22265204 has 12 divisors (see below), whose sum is σ = 41961444. Its totient is φ = 10276224.

The previous prime is 22265203. The next prime is 22265209. The reversal of 22265204 is 40256222.

It can be written as a sum of positive squares in 2 ways, for example, as 1123600 + 21141604 = 1060^2 + 4598^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 22265204.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22265203) 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, 214037 + ... + 214140.

It is an arithmetic number, because the mean of its divisors is an integer number (3496787).

Almost surely, 2^22265204 is an apocalyptic number.

It is an amenable number.

22265204 is a deficient number, since it is larger than the sum of its proper divisors (19696240).

22265204 is a wasteful number, since it uses less digits than its factorization.

22265204 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 428194 (or 428192 counting only the distinct ones).

The product of its (nonzero) digits is 1920, while the sum is 23.

The square root of 22265204 is about 4718.6019115836. The cubic root of 22265204 is about 281.3253662057.

The spelling of 22265204 in words is "twenty-two million, two hundred sixty-five thousand, two hundred four".