22434224 has 20 divisors (see below), whose sum is σ = 43891536. Its totient is φ = 11107392.

The previous prime is 22434199. The next prime is 22434227. The reversal of 22434224 is 42243422.

It is a self number, because there is not a number n which added to its sum of digits gives 22434224.

It is not an unprimeable number, because it can be changed into a prime (22434227) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5159 + ... + 8454.

Almost surely, 2^22434224 is an apocalyptic number.

It is an amenable number.

22434224 is a deficient number, since it is larger than the sum of its proper divisors (21457312).

22434224 is a wasteful number, since it uses less digits than its factorization.

22434224 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13724 (or 13718 counting only the distinct ones).

The product of its digits is 3072, while the sum is 23.

The square root of 22434224 is about 4736.4780164168. The cubic root of 22434224 is about 282.0354397725.

Adding to 22434224 its reverse (42243422), we get a palindrome (64677646).

The spelling of 22434224 in words is "twenty-two million, four hundred thirty-four thousand, two hundred twenty-four".