22225204 has 12 divisors (see below), whose sum is σ = 38938144. Its totient is φ = 11100024.

The previous prime is 22225129. The next prime is 22225211. The reversal of 22225204 is 40252222.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1639 + ... + 6865.

Almost surely, 2^22225204 is an apocalyptic number.

It is an amenable number.

22225204 is a deficient number, since it is larger than the sum of its proper divisors (16712940).

22225204 is a wasteful number, since it uses less digits than its factorization.

22225204 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6294 (or 6292 counting only the distinct ones).

The product of its (nonzero) digits is 640, while the sum is 19.

The square root of 22225204 is about 4714.3614625949. The cubic root of 22225204 is about 281.1567958488.

Adding to 22225204 its reverse (40252222), we get a palindrome (62477426).

The spelling of 22225204 in words is "twenty-two million, two hundred twenty-five thousand, two hundred four".