14221946 has 8 divisors (see below), whose sum is σ = 21553140. Its totient is φ = 7037568.

The previous prime is 14221903. The next prime is 14221973. The reversal of 14221946 is 64912241.

It can be written as a sum of positive squares in 2 ways, for example, as 13402921 + 819025 = 3661^2 + 905^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 36461 + ... + 36848.

Almost surely, 2^14221946 is an apocalyptic number.

14221946 is a deficient number, since it is larger than the sum of its proper divisors (7331194).

14221946 is an equidigital number, since it uses as much as digits as its factorization.

14221946 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 73408.

The product of its digits is 3456, while the sum is 29.

The square root of 14221946 is about 3771.1995439117. The cubic root of 14221946 is about 242.2811771724.

The spelling of 14221946 in words is "fourteen million, two hundred twenty-one thousand, nine hundred forty-six".