23638271 has 2 divisors, whose sum is σ = 23638272. Its totient is φ = 23638270.

The previous prime is 23638267. The next prime is 23638283. The reversal of 23638271 is 17283632.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 23638271 - 2² = 23638267 is a prime.

It is a Sophie Germain prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (23638231) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11819135 + 11819136.

It is an arithmetic number, because the mean of its divisors is an integer number (11819136).

Almost surely, 2^23638271 is an apocalyptic number.

23638271 is a deficient number, since it is larger than the sum of its proper divisors (1).

23638271 is an equidigital number, since it uses as much as digits as its factorization.

23638271 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 12096, while the sum is 32.

The square root of 23638271 is about 4861.9205053147. The cubic root of 23638271 is about 286.9933954216.

The spelling of 23638271 in words is "twenty-three million, six hundred thirty-eight thousand, two hundred seventy-one".