23663271 has 4 divisors (see below), whose sum is σ = 31551032. Its totient is φ = 15775512.

The previous prime is 23663249. The next prime is 23663293. The reversal of 23663271 is 17236632.

It is a semiprime because it is the product of two primes.

It is an interprime number because it is at equal distance from previous prime (23663249) and next prime (23663293).

It is not a de Polignac number, because 23663271 - 2⁶ = 23663207 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23663671) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3943876 + ... + 3943881.

It is an arithmetic number, because the mean of its divisors is an integer number (7887758).

Almost surely, 2^23663271 is an apocalyptic number.

23663271 is a deficient number, since it is larger than the sum of its proper divisors (7887761).

23663271 is an equidigital number, since it uses as much as digits as its factorization.

23663271 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7887760.

The product of its digits is 9072, while the sum is 30.

The square root of 23663271 is about 4864.4908263867. The cubic root of 23663271 is about 287.0945351790.

The spelling of 23663271 in words is "twenty-three million, six hundred sixty-three thousand, two hundred seventy-one".