23088731 has 2 divisors, whose sum is σ = 23088732. Its totient is φ = 23088730.

The previous prime is 23088719. The next prime is 23088739. The reversal of 23088731 is 13788032.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 23088731 - 2²² = 18894427 is a prime.

It is a super-2 number, since 2×23088731² = 1066178998380722, which contains 22 as substring.

It is a Sophie Germain prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (23088739) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11544365 + 11544366.

It is an arithmetic number, because the mean of its divisors is an integer number (11544366).

Almost surely, 2^23088731 is an apocalyptic number.

23088731 is a deficient number, since it is larger than the sum of its proper divisors (1).

23088731 is an equidigital number, since it uses as much as digits as its factorization.

23088731 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 8064, while the sum is 32.

The square root of 23088731 is about 4805.0734645789. The cubic root of 23088731 is about 284.7519376337.

The spelling of 23088731 in words is "twenty-three million, eighty-eight thousand, seven hundred thirty-one".