22500232 has 16 divisors (see below), whose sum is σ = 42342300. Its totient is φ = 11208960.

The previous prime is 22500229. The next prime is 22500239. The reversal of 22500232 is 23200522.

It can be written as a sum of positive squares in 2 ways, for example, as 18198756 + 4301476 = 4266^2 + 2074^2 .

It is not an unprimeable number, because it can be changed into a prime (22500239) 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, 2757 + ... + 7252.

Almost surely, 2^22500232 is an apocalyptic number.

It is an amenable number.

22500232 is a deficient number, since it is larger than the sum of its proper divisors (19842068).

22500232 is a wasteful number, since it uses less digits than its factorization.

22500232 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10296 (or 10292 counting only the distinct ones).

The product of its (nonzero) digits is 240, while the sum is 16.

The square root of 22500232 is about 4743.4409451368. The cubic root of 22500232 is about 282.3117789737.

Adding to 22500232 its reverse (23200522), we get a palindrome (45700754).

The spelling of 22500232 in words is "twenty-two million, five hundred thousand, two hundred thirty-two".