22344199 has 4 divisors (see below), whose sum is σ = 22365736. Its totient is φ = 22322664.

The previous prime is 22344191. The next prime is 22344227. The reversal of 22344199 is 99144322.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 22344199 - 2³ = 22344191 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22344191) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9129 + ... + 11314.

It is an arithmetic number, because the mean of its divisors is an integer number (5591434).

Almost surely, 2^22344199 is an apocalyptic number.

22344199 is a deficient number, since it is larger than the sum of its proper divisors (21537).

22344199 is a wasteful number, since it uses less digits than its factorization.

22344199 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21536.

The product of its digits is 15552, while the sum is 34.

The square root of 22344199 is about 4726.9650940112. The cubic root of 22344199 is about 281.6576794552.

The spelling of 22344199 in words is "twenty-two million, three hundred forty-four thousand, one hundred ninety-nine".