14221394 has 16 divisors (see below), whose sum is σ = 23901696. Its totient is φ = 6289200.

The previous prime is 14221393. The next prime is 14221421. The reversal of 14221394 is 49312241.

It is not an unprimeable number, because it can be changed into a prime (14221391) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7922 + ... + 9549.

It is an arithmetic number, because the mean of its divisors is an integer number (1493856).

Almost surely, 2^14221394 is an apocalyptic number.

14221394 is a deficient number, since it is larger than the sum of its proper divisors (9680302).

14221394 is a wasteful number, since it uses less digits than its factorization.

14221394 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17521.

The product of its digits is 1728, while the sum is 26.

The square root of 14221394 is about 3771.1263569390. The cubic root of 14221394 is about 242.2780425582.

The spelling of 14221394 in words is "fourteen million, two hundred twenty-one thousand, three hundred ninety-four".