14221616 has 20 divisors (see below), whose sum is σ = 28300272. Its totient is φ = 6918336.

The previous prime is 14221583. The next prime is 14221631. The reversal of 14221616 is 61612241.

It is a hoax number, since the sum of its digits (23) coincides with the sum of the digits of its distinct prime factors.

It is a junction number, because it is equal to n+sod(n) for n = 14221591 and 14221600.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11420 + ... + 12603.

Almost surely, 2^14221616 is an apocalyptic number.

14221616 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

14221616 is a deficient number, since it is larger than the sum of its proper divisors (14078656).

14221616 is a wasteful number, since it uses less digits than its factorization.

14221616 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24068 (or 24062 counting only the distinct ones).

The product of its digits is 576, while the sum is 23.

The square root of 14221616 is about 3771.1557910009. The cubic root of 14221616 is about 242.2793032280.

Adding to 14221616 its reverse (61612241), we get a palindrome (75833857).

The spelling of 14221616 in words is "fourteen million, two hundred twenty-one thousand, six hundred sixteen".