22717952 has 20 divisors (see below), whose sum is σ = 45392556. Its totient is φ = 11358720.

The previous prime is 22717921. The next prime is 22717957. The reversal of 22717952 is 25971722.

It is a super-2 number, since 2×22717952² = 1032210686148608, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22717957) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21674 + ... + 22697.

Almost surely, 2^22717952 is an apocalyptic number.

It is an amenable number.

22717952 is a deficient number, since it is larger than the sum of its proper divisors (22674604).

22717952 is an frugal number, since it uses more digits than its factorization.

22717952 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 44389 (or 44373 counting only the distinct ones).

The product of its digits is 17640, while the sum is 35.

The square root of 22717952 is about 4766.3352798560. The cubic root of 22717952 is about 283.2194396521.

The spelling of 22717952 in words is "twenty-two million, seven hundred seventeen thousand, nine hundred fifty-two".