23913673 has 4 divisors (see below), whose sum is σ = 27329920. Its totient is φ = 20497428.

The previous prime is 23913649. The next prime is 23913683. The reversal of 23913673 is 37631932.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a de Polignac number, because none of the positive numbers 2^k-23913673 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (23913683) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1708113 + ... + 1708126.

It is an arithmetic number, because the mean of its divisors is an integer number (6832480).

Almost surely, 2^23913673 is an apocalyptic number.

It is an amenable number.

23913673 is a deficient number, since it is larger than the sum of its proper divisors (3416247).

23913673 is an equidigital number, since it uses as much as digits as its factorization.

23913673 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3416246.

The product of its digits is 20412, while the sum is 34.

The square root of 23913673 is about 4890.1608358008. The cubic root of 23913673 is about 288.1036511239.

The spelling of 23913673 in words is "twenty-three million, nine hundred thirteen thousand, six hundred seventy-three".