22413244 has 12 divisors (see below), whose sum is σ = 44826544. Its totient is φ = 9605664.

The previous prime is 22413239. The next prime is 22413253. The reversal of 22413244 is 44231422.

It is a happy number.

22413244 is an admirable number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 400209 + ... + 400264.

Almost surely, 2^22413244 is an apocalyptic number.

It is an amenable number.

22413244 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

22413244 is a wasteful number, since it uses less digits than its factorization.

22413244 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 800484 (or 800482 counting only the distinct ones).

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

The square root of 22413244 is about 4734.2627725972. The cubic root of 22413244 is about 281.9474945420.

Adding to 22413244 its reverse (44231422), we get a palindrome (66644666).

The spelling of 22413244 in words is "twenty-two million, four hundred thirteen thousand, two hundred forty-four".