22113244 has 12 divisors (see below), whose sum is σ = 38743600. Its totient is φ = 11043648.

The previous prime is 22113241. The next prime is 22113253. The reversal of 22113244 is 44231122.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22113241) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1297 + ... + 6775.

Almost surely, 2^22113244 is an apocalyptic number.

It is an amenable number.

22113244 is a deficient number, since it is larger than the sum of its proper divisors (16630356).

22113244 is a wasteful number, since it uses less digits than its factorization.

22113244 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6492 (or 6490 counting only the distinct ones).

The product of its digits is 384, while the sum is 19.

The square root of 22113244 is about 4702.4721158131. The cubic root of 22113244 is about 280.6838894901.

Adding to 22113244 its reverse (44231122), we get a palindrome (66344366).

The spelling of 22113244 in words is "twenty-two million, one hundred thirteen thousand, two hundred forty-four".