23642673 has 4 divisors (see below), whose sum is σ = 31523568. Its totient is φ = 15761780.

The previous prime is 23642653. The next prime is 23642681. The reversal of 23642673 is 37624632.

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 cyclic number.

It is not a de Polignac number, because 23642673 - 2⁹ = 23642161 is a prime.

It is not an unprimeable number, because it can be changed into a prime (23642603) 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, 3940443 + ... + 3940448.

It is an arithmetic number, because the mean of its divisors is an integer number (7880892).

Almost surely, 2^23642673 is an apocalyptic number.

It is an amenable number.

23642673 is a deficient number, since it is larger than the sum of its proper divisors (7880895).

23642673 is an equidigital number, since it uses as much as digits as its factorization.

23642673 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7880894.

The product of its digits is 36288, while the sum is 33.

The square root of 23642673 is about 4862.3731860070. The cubic root of 23642673 is about 287.0112092811.

The spelling of 23642673 in words is "twenty-three million, six hundred forty-two thousand, six hundred seventy-three".