23465965 has 4 divisors (see below), whose sum is σ = 28159164. Its totient is φ = 18772768.

The previous prime is 23465963. The next prime is 23465971. The reversal of 23465965 is 56956432.

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 3511876 + 19954089 = 1874^2 + 4467^2 .

It is a cyclic number.

It is not a de Polignac number, because 23465965 - 2¹ = 23465963 is a prime.

It is a Smith number, since the sum of its digits (40) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23465963) 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, 2346592 + ... + 2346601.

It is an arithmetic number, because the mean of its divisors is an integer number (7039791).

Almost surely, 2^23465965 is an apocalyptic number.

It is an amenable number.

23465965 is a deficient number, since it is larger than the sum of its proper divisors (4693199).

23465965 is an equidigital number, since it uses as much as digits as its factorization.

23465965 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4693198.

The product of its digits is 194400, while the sum is 40.

The square root of 23465965 is about 4844.1681432419. The cubic root of 23465965 is about 286.2943690242.

The spelling of 23465965 in words is "twenty-three million, four hundred sixty-five thousand, nine hundred sixty-five".