14222066 has 4 divisors (see below), whose sum is σ = 21333102. Its totient is φ = 7111032.

The previous prime is 14222041. The next prime is 14222071. The reversal of 14222066 is 66022241.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 66022241 = 29 ⋅2276629.

It can be written as a sum of positive squares in only one way, i.e., 13359025 + 863041 = 3655^2 + 929^2 .

It is a super-2 number, since 2×14222066² = 404534322616712, which contains 22 as substring.

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 as a sum of consecutive naturals, namely, 3555515 + ... + 3555518.

Almost surely, 2^14222066 is an apocalyptic number.

14222066 is a deficient number, since it is larger than the sum of its proper divisors (7111036).

14222066 is an equidigital number, since it uses as much as digits as its factorization.

14222066 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7111035.

The product of its (nonzero) digits is 1152, while the sum is 23.

The square root of 14222066 is about 3771.2154539352. The cubic root of 14222066 is about 242.2818585995.

The spelling of 14222066 in words is "fourteen million, two hundred twenty-two thousand, sixty-six".