23297039 has 4 divisors (see below), whose sum is σ = 23644824. Its totient is φ = 22949256.

The previous prime is 23297009. The next prime is 23297041. The reversal of 23297039 is 93079232.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 23297039 - 2²⁰ = 22248463 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23297009) 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, 173792 + ... + 173925.

It is an arithmetic number, because the mean of its divisors is an integer number (5911206).

Almost surely, 2^23297039 is an apocalyptic number.

23297039 is a deficient number, since it is larger than the sum of its proper divisors (347785).

23297039 is an equidigital number, since it uses as much as digits as its factorization.

23297039 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 347784.

The product of its (nonzero) digits is 20412, while the sum is 35.

The square root of 23297039 is about 4826.7006329376. The cubic root of 23297039 is about 285.6057251492.

The spelling of 23297039 in words is "twenty-three million, two hundred ninety-seven thousand, thirty-nine".