22464265 has 4 divisors (see below), whose sum is σ = 26957124. Its totient is φ = 17971408.

The previous prime is 22464227. The next prime is 22464271. The reversal of 22464265 is 56246422.

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 4596736 + 17867529 = 2144^2 + 4227^2 .

It is a cyclic number.

It is not a de Polignac number, because 22464265 - 2¹¹ = 22462217 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2246422 + ... + 2246431.

It is an arithmetic number, because the mean of its divisors is an integer number (6739281).

Almost surely, 2^22464265 is an apocalyptic number.

It is an amenable number.

22464265 is a deficient number, since it is larger than the sum of its proper divisors (4492859).

22464265 is an equidigital number, since it uses as much as digits as its factorization.

22464265 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4492858.

The product of its digits is 23040, while the sum is 31.

The square root of 22464265 is about 4739.6481936954. The cubic root of 22464265 is about 282.1612720372.

The spelling of 22464265 in words is "twenty-two million, four hundred sixty-four thousand, two hundred sixty-five".