23961723 has 4 divisors (see below), whose sum is σ = 31948968. Its totient is φ = 15974480.

The previous prime is 23961709. The next prime is 23961767. The reversal of 23961723 is 32716932.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 23961723 - 2⁸ = 23961467 is a prime.

It is not an unprimeable number, because it can be changed into a prime (23961703) 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, 3993618 + ... + 3993623.

It is an arithmetic number, because the mean of its divisors is an integer number (7987242).

Almost surely, 2^23961723 is an apocalyptic number.

23961723 is a deficient number, since it is larger than the sum of its proper divisors (7987245).

23961723 is an equidigital number, since it uses as much as digits as its factorization.

23961723 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7987244.

The product of its digits is 13608, while the sum is 33.

The square root of 23961723 is about 4895.0712967229. The cubic root of 23961723 is about 288.2964852804.

The spelling of 23961723 in words is "twenty-three million, nine hundred sixty-one thousand, seven hundred twenty-three".