22552253 has 6 divisors (see below), whose sum is σ = 23090814. Its totient is φ = 22025976.

The previous prime is 22552241. The next prime is 22552261. The reversal of 22552253 is 35225522.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 20775364 + 1776889 = 4558^2 + 1333^2 .

It is not a de Polignac number, because 22552253 - 2⁴ = 22552237 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22552273) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 4250 + ... + 7947.

It is an arithmetic number, because the mean of its divisors is an integer number (3848469).

Almost surely, 2^22552253 is an apocalyptic number.

It is an amenable number.

22552253 is a deficient number, since it is larger than the sum of its proper divisors (538561).

22552253 is an equidigital number, since it uses as much as digits as its factorization.

22552253 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12283 (or 12240 counting only the distinct ones).

The product of its digits is 6000, while the sum is 26.

The square root of 22552253 is about 4748.9212459252. The cubic root of 22552253 is about 282.5291817298.

Adding to 22552253 its reverse (35225522), we get a palindrome (57777775).

The spelling of 22552253 in words is "twenty-two million, five hundred fifty-two thousand, two hundred fifty-three".