14221923 has 4 divisors (see below), whose sum is σ = 18962568. Its totient is φ = 9481280.

The previous prime is 14221903. The next prime is 14221973. The reversal of 14221923 is 32912241.

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 14221923 - 2⁶ = 14221859 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 14221893 and 14221902.

It is not an unprimeable number, because it can be changed into a prime (14221903) 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, 2370318 + ... + 2370323.

It is an arithmetic number, because the mean of its divisors is an integer number (4740642).

Almost surely, 2^14221923 is an apocalyptic number.

14221923 is a deficient number, since it is larger than the sum of its proper divisors (4740645).

14221923 is an equidigital number, since it uses as much as digits as its factorization.

14221923 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4740644.

The product of its digits is 864, while the sum is 24.

The square root of 14221923 is about 3771.1964944829. The cubic root of 14221923 is about 242.2810465651.

The spelling of 14221923 in words is "fourteen million, two hundred twenty-one thousand, nine hundred twenty-three".