23169039 has 4 divisors (see below), whose sum is σ = 30892056. Its totient is φ = 15446024.

The previous prime is 23169001. The next prime is 23169043. The reversal of 23169039 is 93096132.

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 23169039 - 2⁷ = 23168911 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23169439) 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, 3861504 + ... + 3861509.

It is an arithmetic number, because the mean of its divisors is an integer number (7723014).

Almost surely, 2^23169039 is an apocalyptic number.

23169039 is a deficient number, since it is larger than the sum of its proper divisors (7723017).

23169039 is an equidigital number, since it uses as much as digits as its factorization.

23169039 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7723016.

The product of its (nonzero) digits is 8748, while the sum is 33.

The square root of 23169039 is about 4813.4227946442. The cubic root of 23169039 is about 285.0817001843.

The spelling of 23169039 in words is "twenty-three million, one hundred sixty-nine thousand, thirty-nine".