22032250 has 16 divisors (see below), whose sum is σ = 41244840. Its totient is φ = 8812800.

The previous prime is 22032239. The next prime is 22032253. The reversal of 22032250 is 5223022.

It can be written as a sum of positive squares in 4 ways, for example, as 3790809 + 18241441 = 1947^2 + 4271^2 .

It is not an unprimeable number, because it can be changed into a prime (22032253) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 43815 + ... + 44314.

Almost surely, 2^22032250 is an apocalyptic number.

22032250 is a deficient number, since it is larger than the sum of its proper divisors (19212590).

22032250 is an equidigital number, since it uses as much as digits as its factorization.

22032250 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 88146 (or 88136 counting only the distinct ones).

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

The square root of 22032250 is about 4693.8523623991. The cubic root of 22032250 is about 280.3407840479.

Adding to 22032250 its reverse (5223022), we get a palindrome (27255272).

The spelling of 22032250 in words is "twenty-two million, thirty-two thousand, two hundred fifty".