23880239 has 2 divisors, whose sum is σ = 23880240. Its totient is φ = 23880238.

The previous prime is 23880221. The next prime is 23880247. The reversal of 23880239 is 93208832.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 23880239 - 2⁸ = 23879983 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 23880199 and 23880208.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (23880839) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11940119 + 11940120.

It is an arithmetic number, because the mean of its divisors is an integer number (11940120).

Almost surely, 2^23880239 is an apocalyptic number.

23880239 is a deficient number, since it is larger than the sum of its proper divisors (1).

23880239 is an equidigital number, since it uses as much as digits as its factorization.

23880239 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 20736, while the sum is 35.

The square root of 23880239 is about 4886.7411431341. The cubic root of 23880239 is about 287.9693214171.

The spelling of 23880239 in words is "twenty-three million, eight hundred eighty thousand, two hundred thirty-nine".