23667973 has 16 divisors (see below), whose sum is σ = 28892160. Its totient is φ = 18950400.

The previous prime is 23667971. The next prime is 23667979. The reversal of 23667973 is 37976632.

It is not a de Polignac number, because 23667973 - 2¹ = 23667971 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 (23667971) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4413 + ... + 8173.

It is an arithmetic number, because the mean of its divisors is an integer number (1805760).

Almost surely, 2^23667973 is an apocalyptic number.

It is an amenable number.

23667973 is a deficient number, since it is larger than the sum of its proper divisors (5224187).

23667973 is a wasteful number, since it uses less digits than its factorization.

23667973 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3828.

The product of its digits is 285768, while the sum is 43.

The square root of 23667973 is about 4864.9741006505. The cubic root of 23667973 is about 287.1135495847.

The spelling of 23667973 in words is "twenty-three million, six hundred sixty-seven thousand, nine hundred seventy-three".