22296172 has 6 divisors (see below), whose sum is σ = 39018308. Its totient is φ = 11148084.

The previous prime is 22296151. The next prime is 22296173. The reversal of 22296172 is 27169222.

It is not an unprimeable number, because it can be changed into a prime (22296173) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2787018 + ... + 2787025.

Almost surely, 2^22296172 is an apocalyptic number.

It is an amenable number.

22296172 is a deficient number, since it is larger than the sum of its proper divisors (16722136).

22296172 is a wasteful number, since it uses less digits than its factorization.

22296172 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5574047 (or 5574045 counting only the distinct ones).

The product of its digits is 6048, while the sum is 31.

The square root of 22296172 is about 4721.8822518144. The cubic root of 22296172 is about 281.4557347684.

The spelling of 22296172 in words is "twenty-two million, two hundred ninety-six thousand, one hundred seventy-two".