23898023 has 2 divisors, whose sum is σ = 23898024. Its totient is φ = 23898022.

The previous prime is 23898019. The next prime is 23898089. The reversal of 23898023 is 32089832.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 23898023 - 2² = 23898019 is a prime.

It is a super-2 number, since 2×23898023² = 1142231006617058, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (23898223) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11949011 + 11949012.

It is an arithmetic number, because the mean of its divisors is an integer number (11949012).

Almost surely, 2^23898023 is an apocalyptic number.

23898023 is a deficient number, since it is larger than the sum of its proper divisors (1).

23898023 is an equidigital number, since it uses as much as digits as its factorization.

23898023 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 23898023 is about 4888.5604220466. The cubic root of 23898023 is about 288.0407888152.

The spelling of 23898023 in words is "twenty-three million, eight hundred ninety-eight thousand, twenty-three".