23327987 has 2 divisors, whose sum is σ = 23327988. Its totient is φ = 23327986.

The previous prime is 23327981. The next prime is 23328007. The reversal of 23327987 is 78972332.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 23327987 - 2⁶ = 23327923 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (23327981) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11663993 + 11663994.

It is an arithmetic number, because the mean of its divisors is an integer number (11663994).

Almost surely, 2^23327987 is an apocalyptic number.

23327987 is a deficient number, since it is larger than the sum of its proper divisors (1).

23327987 is an equidigital number, since it uses as much as digits as its factorization.

23327987 is an evil number, because the sum of its binary digits is even.

The product of its digits is 127008, while the sum is 41.

The square root of 23327987 is about 4829.9054856177. The cubic root of 23327987 is about 285.7321362776.

The spelling of 23327987 in words is "twenty-three million, three hundred twenty-seven thousand, nine hundred eighty-seven".