22052269 has 4 divisors (see below), whose sum is σ = 22118044. Its totient is φ = 21986496.

The previous prime is 22052237. The next prime is 22052299. The reversal of 22052269 is 96225022.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 6959044 + 15093225 = 2638^2 + 3885^2 .

It is a cyclic number.

It is not a de Polignac number, because 22052269 - 2⁵ = 22052237 is a prime.

It is a super-2 number, since 2×22052269² = 972605136096722, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22052299) 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, 32382 + ... + 33055.

It is an arithmetic number, because the mean of its divisors is an integer number (5529511).

Almost surely, 2^22052269 is an apocalyptic number.

It is an amenable number.

22052269 is a deficient number, since it is larger than the sum of its proper divisors (65775).

22052269 is an equidigital number, since it uses as much as digits as its factorization.

22052269 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 65774.

The product of its (nonzero) digits is 4320, while the sum is 28.

The square root of 22052269 is about 4695.9843483555. The cubic root of 22052269 is about 280.4256663339.

The spelling of 22052269 in words is "twenty-two million, fifty-two thousand, two hundred sixty-nine".