23940201 has 4 divisors (see below), whose sum is σ = 31920272. Its totient is φ = 15960132.

The previous prime is 23940197. The next prime is 23940223. The reversal of 23940201 is 10204932.

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 not a de Polignac number, because 23940201 - 2² = 23940197 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (23940251) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3990031 + ... + 3990036.

It is an arithmetic number, because the mean of its divisors is an integer number (7980068).

Almost surely, 2^23940201 is an apocalyptic number.

It is an amenable number.

23940201 is a deficient number, since it is larger than the sum of its proper divisors (7980071).

23940201 is an equidigital number, since it uses as much as digits as its factorization.

23940201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7980070.

The product of its (nonzero) digits is 432, while the sum is 21.

The square root of 23940201 is about 4892.8724692148. The cubic root of 23940201 is about 288.2101451406.

The spelling of 23940201 in words is "twenty-three million, nine hundred forty thousand, two hundred one".