14167221 has 4 divisors (see below), whose sum is σ = 18889632. Its totient is φ = 9444812.

The previous prime is 14167211. The next prime is 14167229. The reversal of 14167221 is 12276141.

14167221 is digitally balanced in base 2 and base 4, because in such bases it contains all the possibile digits an equal number of times.

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 14167221 - 2⁹ = 14166709 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 14167191 and 14167200.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (14167229) 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, 2361201 + ... + 2361206.

It is an arithmetic number, because the mean of its divisors is an integer number (4722408).

Almost surely, 2^14167221 is an apocalyptic number.

It is an amenable number.

14167221 is a deficient number, since it is larger than the sum of its proper divisors (4722411).

14167221 is an equidigital number, since it uses as much as digits as its factorization.

14167221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4722410.

The product of its digits is 672, while the sum is 24.

The square root of 14167221 is about 3763.9369017028. The cubic root of 14167221 is about 241.9700176866.

The spelling of 14167221 in words is "fourteen million, one hundred sixty-seven thousand, two hundred twenty-one".