22344233 has 2 divisors, whose sum is σ = 22344234. Its totient is φ = 22344232.

The previous prime is 22344229. The next prime is 22344313. The reversal of 22344233 is 33244322.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 20502784 + 1841449 = 4528^2 + 1357^2 .

It is a cyclic number.

It is not a de Polignac number, because 22344233 - 2² = 22344229 is a prime.

It is a Sophie Germain prime.

It is a Chen prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 22344199 and 22344208.

It is not a weakly prime, because it can be changed into another prime (22341233) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11172116 + 11172117.

It is an arithmetic number, because the mean of its divisors is an integer number (11172117).

Almost surely, 2^22344233 is an apocalyptic number.

It is an amenable number.

22344233 is a deficient number, since it is larger than the sum of its proper divisors (1).

22344233 is an equidigital number, since it uses as much as digits as its factorization.

22344233 is an evil number, because the sum of its binary digits is even.

The product of its digits is 3456, while the sum is 23.

The square root of 22344233 is about 4726.9686903977. The cubic root of 22344233 is about 281.6578223164.

Adding to 22344233 its reverse (33244322), we get a palindrome (55588555).

The spelling of 22344233 in words is "twenty-two million, three hundred forty-four thousand, two hundred thirty-three".