22502253 has 12 divisors (see below), whose sum is σ = 30841440. Its totient is φ = 14593392.

The previous prime is 22502239. The next prime is 22502273. The reversal of 22502253 is 35220522.

It is not a de Polignac number, because 22502253 - 2⁶ = 22502189 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22502273) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1368 + ... + 6846.

It is an arithmetic number, because the mean of its divisors is an integer number (2570120).

Almost surely, 2^22502253 is an apocalyptic number.

It is an amenable number.

22502253 is a deficient number, since it is larger than the sum of its proper divisors (8339187).

22502253 is an equidigital number, since it uses as much as digits as its factorization.

22502253 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5556 (or 5519 counting only the distinct ones).

The product of its (nonzero) digits is 1200, while the sum is 21.

The square root of 22502253 is about 4743.6539713601. The cubic root of 22502253 is about 282.3202312572.

Adding to 22502253 its reverse (35220522), we get a palindrome (57722775).

The spelling of 22502253 in words is "twenty-two million, five hundred two thousand, two hundred fifty-three".