23264609 has 4 divisors (see below), whose sum is σ = 23309616. Its totient is φ = 23219604.

The previous prime is 23264587. The next prime is 23264629. The reversal of 23264609 is 90646232.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-23264609 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (23264629) 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, 21719 + ... + 22764.

It is an arithmetic number, because the mean of its divisors is an integer number (5827404).

Almost surely, 2^23264609 is an apocalyptic number.

It is an amenable number.

23264609 is a deficient number, since it is larger than the sum of its proper divisors (45007).

23264609 is an equidigital number, since it uses as much as digits as its factorization.

23264609 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 45006.

The product of its (nonzero) digits is 15552, while the sum is 32.

The square root of 23264609 is about 4823.3400253351. The cubic root of 23264609 is about 285.4731404214.

The spelling of 23264609 in words is "twenty-three million, two hundred sixty-four thousand, six hundred nine".