22985656 has 16 divisors (see below), whose sum is σ = 43689600. Its totient is φ = 11335104.

The previous prime is 22985639. The next prime is 22985659. The reversal of 22985656 is 65658922.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22985659) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 19096 + ... + 20263.

It is an arithmetic number, because the mean of its divisors is an integer number (2730600).

Almost surely, 2^22985656 is an apocalyptic number.

It is an amenable number.

22985656 is a deficient number, since it is larger than the sum of its proper divisors (20703944).

22985656 is a wasteful number, since it uses less digits than its factorization.

22985656 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 39438 (or 39434 counting only the distinct ones).

The product of its digits is 259200, while the sum is 43.

The square root of 22985656 is about 4794.3358246998. The cubic root of 22985656 is about 284.3275662301.

The spelling of 22985656 in words is "twenty-two million, nine hundred eighty-five thousand, six hundred fifty-six".