22948165 has 4 divisors (see below), whose sum is σ = 27537804. Its totient is φ = 18358528.

The previous prime is 22948141. The next prime is 22948169. The reversal of 22948165 is 56184922.

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 11985444 + 10962721 = 3462^2 + 3311^2 .

It is a cyclic number.

It is not a de Polignac number, because 22948165 - 2⁹ = 22947653 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 (22948169) 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, 2294812 + ... + 2294821.

It is an arithmetic number, because the mean of its divisors is an integer number (6884451).

Almost surely, 2^22948165 is an apocalyptic number.

It is an amenable number.

22948165 is a deficient number, since it is larger than the sum of its proper divisors (4589639).

22948165 is an equidigital number, since it uses as much as digits as its factorization.

22948165 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4589638.

The product of its digits is 34560, while the sum is 37.

The square root of 22948165 is about 4790.4243027106. The cubic root of 22948165 is about 284.1728969355.

The spelling of 22948165 in words is "twenty-two million, nine hundred forty-eight thousand, one hundred sixty-five".