22136944 has 20 divisors (see below), whose sum is σ = 42981624. Its totient is φ = 11044928.

The previous prime is 22136929. The next prime is 22136981. The reversal of 22136944 is 44963122.

It is a happy number.

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, 8214 + ... + 10570.

Almost surely, 2^22136944 is an apocalyptic number.

It is an amenable number.

22136944 is a deficient number, since it is larger than the sum of its proper divisors (20844680).

22136944 is a wasteful number, since it uses less digits than its factorization.

22136944 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2952 (or 2946 counting only the distinct ones).

The product of its digits is 10368, while the sum is 31.

The square root of 22136944 is about 4704.9913921282. The cubic root of 22136944 is about 280.7841285608.

The spelling of 22136944 in words is "twenty-two million, one hundred thirty-six thousand, nine hundred forty-four".