22298572 has 6 divisors (see below), whose sum is σ = 39022508. Its totient is φ = 11149284.

The previous prime is 22298561. The next prime is 22298581. The reversal of 22298572 is 27589222.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2787318 + ... + 2787325.

Almost surely, 2^22298572 is an apocalyptic number.

It is an amenable number.

22298572 is a deficient number, since it is larger than the sum of its proper divisors (16723936).

22298572 is a wasteful number, since it uses less digits than its factorization.

22298572 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5574647 (or 5574645 counting only the distinct ones).

The product of its digits is 40320, while the sum is 37.

The square root of 22298572 is about 4722.1363809191. The cubic root of 22298572 is about 281.4658332064.

It can be divided in two parts, 2229 and 8572, that added together give a palindrome (10801).

The spelling of 22298572 in words is "twenty-two million, two hundred ninety-eight thousand, five hundred seventy-two".