22564105 has 8 divisors (see below), whose sum is σ = 27102600. Its totient is φ = 18034176.

The previous prime is 22564099. The next prime is 22564109. The reversal of 22564105 is 50146522.

It can be written as a sum of positive squares in 4 ways, for example, as 633616 + 21930489 = 796^2 + 4683^2 .

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 22564105 - 2³ = 22564097 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 22564105.

It is not an unprimeable number, because it can be changed into a prime (22564109) 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, 8251 + ... + 10639.

It is an arithmetic number, because the mean of its divisors is an integer number (3387825).

Almost surely, 2^22564105 is an apocalyptic number.

It is an amenable number.

22564105 is a deficient number, since it is larger than the sum of its proper divisors (4538495).

22564105 is a wasteful number, since it uses less digits than its factorization.

22564105 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4283.

The product of its (nonzero) digits is 2400, while the sum is 25.

The square root of 22564105 is about 4750.1689443640. The cubic root of 22564105 is about 282.5786660606.

The spelling of 22564105 in words is "twenty-two million, five hundred sixty-four thousand, one hundred five".