22344612 has 24 divisors (see below), whose sum is σ = 52246656. Its totient is φ = 7432608.

The previous prime is 22344611. The next prime is 22344617. The reversal of 22344612 is 21644322.

It is a nude number because it is divisible by every one of its digits.

It is not an unprimeable number, because it can be changed into a prime (22344611) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5013 + ... + 8355.

It is an arithmetic number, because the mean of its divisors is an integer number (2176944).

Almost surely, 2^22344612 is an apocalyptic number.

It is an amenable number.

22344612 is an abundant number, since it is smaller than the sum of its proper divisors (29902044).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

22344612 is a wasteful number, since it uses less digits than its factorization.

22344612 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3907 (or 3905 counting only the distinct ones).

The product of its digits is 2304, while the sum is 24.

The square root of 22344612 is about 4727.0087793445. The cubic root of 22344612 is about 281.6594147886.

Adding to 22344612 its reverse (21644322), we get a palindrome (43988934).

The spelling of 22344612 in words is "twenty-two million, three hundred forty-four thousand, six hundred twelve".