23968999 has 2 divisors, whose sum is σ = 23969000. Its totient is φ = 23968998.

The previous prime is 23968981. The next prime is 23969041. The reversal of 23968999 is 99986932.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 23968999 - 2⁷ = 23968871 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (23968909) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11984499 + 11984500.

It is an arithmetic number, because the mean of its divisors is an integer number (11984500).

Almost surely, 2^23968999 is an apocalyptic number.

23968999 is a deficient number, since it is larger than the sum of its proper divisors (1).

23968999 is an equidigital number, since it uses as much as digits as its factorization.

23968999 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1889568, while the sum is 55.

The square root of 23968999 is about 4895.8144368430. The cubic root of 23968999 is about 288.3256628281.

The spelling of 23968999 in words is "twenty-three million, nine hundred sixty-eight thousand, nine hundred ninety-nine".