22164656 has 10 divisors (see below), whose sum is σ = 42944052. Its totient is φ = 11082320.

The previous prime is 22164647. The next prime is 22164677. The reversal of 22164656 is 65646122.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 692630 + ... + 692661.

Almost surely, 2^22164656 is an apocalyptic number.

It is an amenable number.

22164656 is a deficient number, since it is larger than the sum of its proper divisors (20779396).

22164656 is a wasteful number, since it uses less digits than its factorization.

22164656 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1385299 (or 1385293 counting only the distinct ones).

The product of its digits is 17280, while the sum is 32.

The square root of 22164656 is about 4707.9354286141. The cubic root of 22164656 is about 280.9012456769.

The spelling of 22164656 in words is "twenty-two million, one hundred sixty-four thousand, six hundred fifty-six".