22252975 has 6 divisors (see below), whose sum is σ = 27593720. Its totient is φ = 17802360.

The previous prime is 22252969. The next prime is 22252981. The reversal of 22252975 is 57925222.

It is an interprime number because it is at equal distance from previous prime (22252969) and next prime (22252981).

It is not a de Polignac number, because 22252975 - 2⁵ = 22252943 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 22252975.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 445035 + ... + 445084.

Almost surely, 2^22252975 is an apocalyptic number.

22252975 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

22252975 is a deficient number, since it is larger than the sum of its proper divisors (5340745).

22252975 is an equidigital number, since it uses as much as digits as its factorization.

22252975 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 890129 (or 890124 counting only the distinct ones).

The product of its digits is 25200, while the sum is 34.

The square root of 22252975 is about 4717.3059048571. The cubic root of 22252975 is about 281.2738514752.

The spelling of 22252975 in words is "twenty-two million, two hundred fifty-two thousand, nine hundred seventy-five".