22199254 has 24 divisors (see below), whose sum is σ = 42258888. Its totient is φ = 8648640.

The previous prime is 22199251. The next prime is 22199291. The reversal of 22199254 is 45299122.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22199251) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 9219 + ... + 11374.

It is an arithmetic number, because the mean of its divisors is an integer number (1760787).

Almost surely, 2^22199254 is an apocalyptic number.

22199254 is a deficient number, since it is larger than the sum of its proper divisors (20059634).

22199254 is a wasteful number, since it uses less digits than its factorization.

22199254 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20620 (or 20613 counting only the distinct ones).

The product of its digits is 12960, while the sum is 34.

The square root of 22199254 is about 4711.6084302497. The cubic root of 22199254 is about 281.0473276329.

The spelling of 22199254 in words is "twenty-two million, one hundred ninety-nine thousand, two hundred fifty-four".