22265700 has 36 divisors (see below), whose sum is σ = 64422960. Its totient is φ = 5937440.

The previous prime is 22265693. The next prime is 22265723. The reversal of 22265700 is 756222.

It is a super-2 number, since 2×22265700² = 991522792980000, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 36810 + ... + 37409.

Almost surely, 2^22265700 is an apocalyptic number.

22265700 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

22265700 is an abundant number, since it is smaller than the sum of its proper divisors (42157260).

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

22265700 is a wasteful number, since it uses less digits than its factorization.

22265700 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 74236 (or 74229 counting only the distinct ones).

The product of its (nonzero) digits is 1680, while the sum is 24.

The square root of 22265700 is about 4718.6544692317. The cubic root of 22265700 is about 281.3274552104.

The spelling of 22265700 in words is "twenty-two million, two hundred sixty-five thousand, seven hundred".