22759228 has 12 divisors (see below), whose sum is σ = 39917920. Its totient is φ = 11354112.

The previous prime is 22759159. The next prime is 22759249. The reversal of 22759228 is 82295722.

It is a hoax number, since the sum of its digits (37) coincides with the sum of the digits of its distinct prime factors.

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, 4293 + ... + 7996.

Almost surely, 2^22759228 is an apocalyptic number.

It is an amenable number.

22759228 is a deficient number, since it is larger than the sum of its proper divisors (17158692).

22759228 is a wasteful number, since it uses less digits than its factorization.

22759228 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12756 (or 12754 counting only the distinct ones).

The product of its digits is 40320, while the sum is 37.

The square root of 22759228 is about 4770.6632662555. The cubic root of 22759228 is about 283.3908619824.

The spelling of 22759228 in words is "twenty-two million, seven hundred fifty-nine thousand, two hundred twenty-eight".