22412165 has 8 divisors (see below), whose sum is σ = 26967840. Its totient is φ = 17880912.

The previous prime is 22412161. The next prime is 22412177. The reversal of 22412165 is 56121422.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 22412165 - 2² = 22412161 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 22412165.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22412161) 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, 4019 + ... + 7808.

It is an arithmetic number, because the mean of its divisors is an integer number (3370980).

Almost surely, 2^22412165 is an apocalyptic number.

It is an amenable number.

22412165 is a deficient number, since it is larger than the sum of its proper divisors (4555675).

22412165 is a wasteful number, since it uses less digits than its factorization.

22412165 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12211.

The product of its digits is 960, while the sum is 23.

The square root of 22412165 is about 4734.1488147290. The cubic root of 22412165 is about 281.9429700411.

Adding to 22412165 its reverse (56121422), we get a palindrome (78533587).

The spelling of 22412165 in words is "twenty-two million, four hundred twelve thousand, one hundred sixty-five".