22438250 has 16 divisors (see below), whose sum is σ = 42004872. Its totient is φ = 8975200.

The previous prime is 22438219. The next prime is 22438267. The reversal of 22438250 is 5283422.

It can be written as a sum of positive squares in 4 ways, for example, as 10195249 + 12243001 = 3193^2 + 3499^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 44627 + ... + 45126.

Almost surely, 2^22438250 is an apocalyptic number.

22438250 is a deficient number, since it is larger than the sum of its proper divisors (19566622).

22438250 is an equidigital number, since it uses as much as digits as its factorization.

22438250 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 89770 (or 89760 counting only the distinct ones).

The product of its (nonzero) digits is 3840, while the sum is 26.

The square root of 22438250 is about 4736.9029966846. The cubic root of 22438250 is about 282.0523099313.

The spelling of 22438250 in words is "twenty-two million, four hundred thirty-eight thousand, two hundred fifty".