23720966 has 4 divisors (see below), whose sum is σ = 35581452. Its totient is φ = 11860482.

The previous prime is 23720941. The next prime is 23721007. The reversal of 23720966 is 66902732.

It is a happy number.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5930240 + ... + 5930243.

It is an arithmetic number, because the mean of its divisors is an integer number (8895363).

Almost surely, 2^23720966 is an apocalyptic number.

23720966 is a deficient number, since it is larger than the sum of its proper divisors (11860486).

23720966 is a wasteful number, since it uses less digits than its factorization.

23720966 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11860485.

The product of its (nonzero) digits is 27216, while the sum is 35.

The square root of 23720966 is about 4870.4174359083. The cubic root of 23720966 is about 287.3276739189.

The spelling of 23720966 in words is "twenty-three million, seven hundred twenty thousand, nine hundred sixty-six".