22227868 has 24 divisors (see below), whose sum is σ = 43245440. Its totient is φ = 9927360.

The previous prime is 22227847. The next prime is 22227871. The reversal of 22227868 is 86872222.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5283 + ... + 8506.

Almost surely, 2^22227868 is an apocalyptic number.

It is an amenable number.

22227868 is a deficient number, since it is larger than the sum of its proper divisors (21017572).

22227868 is a wasteful number, since it uses less digits than its factorization.

22227868 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13837 (or 13835 counting only the distinct ones).

The product of its digits is 43008, while the sum is 37.

The square root of 22227868 is about 4714.6439950435. The cubic root of 22227868 is about 281.1680289182.

The spelling of 22227868 in words is "twenty-two million, two hundred twenty-seven thousand, eight hundred sixty-eight".