23940367 has 4 divisors (see below), whose sum is σ = 26116776. Its totient is φ = 21763960.

The previous prime is 23940359. The next prime is 23940383. The reversal of 23940367 is 76304932.

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 23940367 - 2³ = 23940359 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 (23940337) 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, 1088188 + ... + 1088209.

It is an arithmetic number, because the mean of its divisors is an integer number (6529194).

Almost surely, 2^23940367 is an apocalyptic number.

23940367 is a deficient number, since it is larger than the sum of its proper divisors (2176409).

23940367 is a wasteful number, since it uses less digits than its factorization.

23940367 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2176408.

The product of its (nonzero) digits is 27216, while the sum is 34.

The square root of 23940367 is about 4892.8894326359. The cubic root of 23940367 is about 288.2108112834.

The spelling of 23940367 in words is "twenty-three million, nine hundred forty thousand, three hundred sixty-seven".