22349572 has 12 divisors (see below), whose sum is σ = 44699200. Its totient is φ = 9578376.

The previous prime is 22349557. The next prime is 22349573. The reversal of 22349572 is 27594322.

It is a happy number.

22349572 is an admirable number.

It is not an unprimeable number, because it can be changed into a prime (22349573) 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, 399072 + ... + 399127.

Almost surely, 2^22349572 is an apocalyptic number.

It is an amenable number.

22349572 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.

22349572 is a wasteful number, since it uses less digits than its factorization.

22349572 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 798210 (or 798208 counting only the distinct ones).

The product of its digits is 30240, while the sum is 34.

The square root of 22349572 is about 4727.5333949111. The cubic root of 22349572 is about 281.6802539264.

The spelling of 22349572 in words is "twenty-two million, three hundred forty-nine thousand, five hundred seventy-two".