14221775 has 24 divisors (see below), whose sum is σ = 18905040. Its totient is φ = 10575360.

The previous prime is 14221771. The next prime is 14221799. The reversal of 14221775 is 57712241.

14221775 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 14221775 - 2² = 14221771 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (14221771) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 46172 + ... + 46478.

It is an arithmetic number, because the mean of its divisors is an integer number (787710).

Almost surely, 2^14221775 is an apocalyptic number.

14221775 is a deficient number, since it is larger than the sum of its proper divisors (4683265).

14221775 is a wasteful number, since it uses less digits than its factorization.

14221775 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 443 (or 438 counting only the distinct ones).

The product of its digits is 3920, while the sum is 29.

The square root of 14221775 is about 3771.1768720122. The cubic root of 14221775 is about 242.2802061321.

The spelling of 14221775 in words is "fourteen million, two hundred twenty-one thousand, seven hundred seventy-five".