23720059 has 4 divisors (see below), whose sum is σ = 25876440. Its totient is φ = 21563680.

The previous prime is 23720027. The next prime is 23720063. The reversal of 23720059 is 95002732.

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 23720059 - 2⁵ = 23720027 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (23720069) 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, 1078174 + ... + 1078195.

It is an arithmetic number, because the mean of its divisors is an integer number (6469110).

Almost surely, 2^23720059 is an apocalyptic number.

23720059 is a deficient number, since it is larger than the sum of its proper divisors (2156381).

23720059 is a wasteful number, since it uses less digits than its factorization.

23720059 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2156380.

The product of its (nonzero) digits is 3780, while the sum is 28.

The square root of 23720059 is about 4870.3243218496. The cubic root of 23720059 is about 287.3240117645.

The spelling of 23720059 in words is "twenty-three million, seven hundred twenty thousand, fifty-nine".