14221797 has 16 divisors (see below), whose sum is σ = 20072448. Its totient is φ = 8938160.

The previous prime is 14221771. The next prime is 14221799. The reversal of 14221797 is 79712241.

It is a cyclic number.

It is not a de Polignac number, because 14221797 - 2¹¹ = 14219749 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (14221799) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3448 + ... + 6350.

It is an arithmetic number, because the mean of its divisors is an integer number (1254528).

Almost surely, 2^14221797 is an apocalyptic number.

It is an amenable number.

14221797 is a deficient number, since it is larger than the sum of its proper divisors (5850651).

14221797 is a wasteful number, since it uses less digits than its factorization.

14221797 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3000.

The product of its digits is 7056, while the sum is 33.

The square root of 14221797 is about 3771.1797888724. The cubic root of 14221797 is about 242.2803310617.

The spelling of 14221797 in words is "fourteen million, two hundred twenty-one thousand, seven hundred ninety-seven".