22250024 has 16 divisors (see below), whose sum is σ = 42846900. Its totient is φ = 10824192.

The previous prime is 22250017. The next prime is 22250027. The reversal of 22250024 is 42005222.

It can be written as a sum of positive squares in 2 ways, for example, as 20340100 + 1909924 = 4510^2 + 1382^2 .

It is a junction number, because it is equal to n+sod(n) for n = 22249984 and 22250011.

It is not an unprimeable number, because it can be changed into a prime (22250027) 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, 37289 + ... + 37880.

Almost surely, 2^22250024 is an apocalyptic number.

It is an amenable number.

22250024 is a deficient number, since it is larger than the sum of its proper divisors (20596876).

22250024 is a wasteful number, since it uses less digits than its factorization.

22250024 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 75212 (or 75208 counting only the distinct ones).

The product of its (nonzero) digits is 320, while the sum is 17.

The square root of 22250024 is about 4716.9931100225. The cubic root of 22250024 is about 281.2614175447.

Adding to 22250024 its reverse (42005222), we get a palindrome (64255246).

The spelling of 22250024 in words is "twenty-two million, two hundred fifty thousand, twenty-four".