22344227 has 2 divisors, whose sum is σ = 22344228. Its totient is φ = 22344226.

The previous prime is 22344191. The next prime is 22344229. The reversal of 22344227 is 72244322.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 22344227 - 2⁶ = 22344163 is a prime.

Together with 22344229, it forms a pair of twin primes.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 22344196 and 22344205.

It is not a weakly prime, because it can be changed into another prime (22344229) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11172113 + 11172114.

It is an arithmetic number, because the mean of its divisors is an integer number (11172114).

Almost surely, 2^22344227 is an apocalyptic number.

22344227 is a deficient number, since it is larger than the sum of its proper divisors (1).

22344227 is an equidigital number, since it uses as much as digits as its factorization.

22344227 is an evil number, because the sum of its binary digits is even.

The product of its digits is 5376, while the sum is 26.

The square root of 22344227 is about 4726.9680557414. The cubic root of 22344227 is about 281.6577971056.

Adding to 22344227 its reverse (72244322), we get a palindrome (94588549).

The spelling of 22344227 in words is "twenty-two million, three hundred forty-four thousand, two hundred twenty-seven".