22245952 has 28 divisors (see below), whose sum is σ = 44397676. Its totient is φ = 11059200.

The previous prime is 22245931. The next prime is 22245953. The reversal of 22245952 is 25954222.

It can be written as a sum of positive squares in 2 ways, for example, as 4064256 + 18181696 = 2016^2 + 4264^2 .

It is not an unprimeable number, because it can be changed into a prime (22245953) 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, 11452 + ... + 13252.

Almost surely, 2^22245952 is an apocalyptic number.

It is an amenable number.

22245952 is a deficient number, since it is larger than the sum of its proper divisors (22151724).

22245952 is a wasteful number, since it uses less digits than its factorization.

22245952 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2006 (or 1996 counting only the distinct ones).

The product of its digits is 14400, while the sum is 31.

The square root of 22245952 is about 4716.5614593685. The cubic root of 22245952 is about 281.2442585165.

The spelling of 22245952 in words is "twenty-two million, two hundred forty-five thousand, nine hundred fifty-two".