22712338 has 16 divisors (see below), whose sum is σ = 37309824. Its totient is φ = 10283760.

The previous prime is 22712329. The next prime is 22712341. The reversal of 22712338 is 83321722.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4231 + ... + 7957.

It is an arithmetic number, because the mean of its divisors is an integer number (2331864).

Almost surely, 2^22712338 is an apocalyptic number.

22712338 is a deficient number, since it is larger than the sum of its proper divisors (14597486).

22712338 is a wasteful number, since it uses less digits than its factorization.

22712338 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4017.

The product of its digits is 4032, while the sum is 28.

The square root of 22712338 is about 4765.7463214065. The cubic root of 22712338 is about 283.1961082514.

The spelling of 22712338 in words is "twenty-two million, seven hundred twelve thousand, three hundred thirty-eight".