23564323 has 4 divisors (see below), whose sum is σ = 23576040. Its totient is φ = 23552608.

The previous prime is 23564311. The next prime is 23564341. The reversal of 23564323 is 32346532.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-23564323 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 23564291 and 23564300.

It is not an unprimeable number, because it can be changed into a prime (23564393) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1990 + ... + 7147.

It is an arithmetic number, because the mean of its divisors is an integer number (5894010).

Almost surely, 2^23564323 is an apocalyptic number.

23564323 is a deficient number, since it is larger than the sum of its proper divisors (11717).

23564323 is an equidigital number, since it uses as much as digits as its factorization.

23564323 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11716.

The product of its digits is 12960, while the sum is 28.

The square root of 23564323 is about 4854.3097346585. The cubic root of 23564323 is about 286.6938140567.

The spelling of 23564323 in words is "twenty-three million, five hundred sixty-four thousand, three hundred twenty-three".