22344412 has 6 divisors (see below), whose sum is σ = 39102728. Its totient is φ = 11172204.

The previous prime is 22344407. The next prime is 22344419. The reversal of 22344412 is 21444322.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22344419) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2793048 + ... + 2793055.

Almost surely, 2^22344412 is an apocalyptic number.

It is an amenable number.

22344412 is a deficient number, since it is larger than the sum of its proper divisors (16758316).

22344412 is a wasteful number, since it uses less digits than its factorization.

22344412 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5586107 (or 5586105 counting only the distinct ones).

The product of its digits is 1536, while the sum is 22.

The square root of 22344412 is about 4726.9876242698. The cubic root of 22344412 is about 281.6585744362.

Adding to 22344412 its reverse (21444322), we get a palindrome (43788734).

The spelling of 22344412 in words is "twenty-two million, three hundred forty-four thousand, four hundred twelve".