22252569 has 8 divisors (see below), whose sum is σ = 30960192. Its totient is φ = 14190000.

The previous prime is 22252567. The next prime is 22252579. The reversal of 22252569 is 96525222.

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

It is not a de Polignac number, because 22252569 - 2¹ = 22252567 is a prime.

It is a super-2 number, since 2×22252569² = 990353654199522, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (22252561) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 161182 + ... + 161319.

It is an arithmetic number, because the mean of its divisors is an integer number (3870024).

Almost surely, 2^22252569 is an apocalyptic number.

It is an amenable number.

22252569 is a deficient number, since it is larger than the sum of its proper divisors (8707623).

22252569 is a wasteful number, since it uses less digits than its factorization.

22252569 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 322527.

The product of its digits is 21600, while the sum is 33.

The square root of 22252569 is about 4717.2628716238. The cubic root of 22252569 is about 281.2721408742.

The spelling of 22252569 in words is "twenty-two million, two hundred fifty-two thousand, five hundred sixty-nine".