23421201 has 4 divisors (see below), whose sum is σ = 31228272. Its totient is φ = 15614132.

The previous prime is 23421173. The next prime is 23421217. The reversal of 23421201 is 10212432.

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 a cyclic number.

It is not a de Polignac number, because 23421201 - 2⁵ = 23421169 is a prime.

It is not an unprimeable number, because it can be changed into a prime (23421221) 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, 3903531 + ... + 3903536.

It is an arithmetic number, because the mean of its divisors is an integer number (7807068).

Almost surely, 2^23421201 is an apocalyptic number.

It is an amenable number.

23421201 is a deficient number, since it is larger than the sum of its proper divisors (7807071).

23421201 is an equidigital number, since it uses as much as digits as its factorization.

23421201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7807070.

The product of its (nonzero) digits is 96, while the sum is 15.

The square root of 23421201 is about 4839.5455365148. The cubic root of 23421201 is about 286.1122067748.

Adding to 23421201 its reverse (10212432), we get a palindrome (33633633).

The spelling of 23421201 in words is "twenty-three million, four hundred twenty-one thousand, two hundred one".