22344159 has 4 divisors (see below), whose sum is σ = 29792216. Its totient is φ = 14896104.

The previous prime is 22344151. The next prime is 22344163. The reversal of 22344159 is 95144322.

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

It is not a de Polignac number, because 22344159 - 2³ = 22344151 is a prime.

It is a super-2 number, since 2×22344159² = 998522882834562, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22344151) 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, 3724024 + ... + 3724029.

It is an arithmetic number, because the mean of its divisors is an integer number (7448054).

Almost surely, 2^22344159 is an apocalyptic number.

22344159 is a deficient number, since it is larger than the sum of its proper divisors (7448057).

22344159 is an equidigital number, since it uses as much as digits as its factorization.

22344159 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7448056.

The product of its digits is 8640, while the sum is 30.

The square root of 22344159 is about 4726.9608629647. The cubic root of 22344159 is about 281.6575113831.

The spelling of 22344159 in words is "twenty-two million, three hundred forty-four thousand, one hundred fifty-nine".