22632250 has 16 divisors (see below), whose sum is σ = 42368040. Its totient is φ = 9052800.

The previous prime is 22632229. The next prime is 22632251. The reversal of 22632250 is 5223622.

22632250 = T₁₄ + T₁₅ + ... + T₅₁₃.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 13638249 + 8994001 = 3693^2 + 2999^2 .

It is not an unprimeable number, because it can be changed into a prime (22632251) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 45015 + ... + 45514.

Almost surely, 2^22632250 is an apocalyptic number.

22632250 is a deficient number, since it is larger than the sum of its proper divisors (19735790).

22632250 is an equidigital number, since it uses as much as digits as its factorization.

22632250 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 90546 (or 90536 counting only the distinct ones).

The product of its (nonzero) digits is 1440, while the sum is 22.

The square root of 22632250 is about 4757.3364396477. The cubic root of 22632250 is about 282.8628485495.

Adding to 22632250 its reverse (5223622), we get a palindrome (27855872).

The spelling of 22632250 in words is "twenty-two million, six hundred thirty-two thousand, two hundred fifty".