22565253 has 8 divisors (see below), whose sum is σ = 30123808. Its totient is φ = 15025104.

The previous prime is 22565243. The next prime is 22565261. The reversal of 22565253 is 35256522.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 22565253 - 2⁴ = 22565237 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 22565253.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22565203) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1426 + ... + 6867.

It is an arithmetic number, because the mean of its divisors is an integer number (3765476).

Almost surely, 2^22565253 is an apocalyptic number.

It is an amenable number.

22565253 is a deficient number, since it is larger than the sum of its proper divisors (7558555).

22565253 is an equidigital number, since it uses as much as digits as its factorization.

22565253 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9203.

The product of its digits is 18000, while the sum is 30.

The square root of 22565253 is about 4750.2897806344. The cubic root of 22565253 is about 282.5834582561.

The spelling of 22565253 in words is "twenty-two million, five hundred sixty-five thousand, two hundred fifty-three".