14001216 has 28 divisors (see below), whose sum is σ = 37045392. Its totient is φ = 4667008.

The previous prime is 14001209. The next prime is 14001223. The reversal of 14001216 is 61210041.

It is an interprime number because it is at equal distance from previous prime (14001209) and next prime (14001223).

It is a nialpdrome in base 8.

It is a junction number, because it is equal to n+sod(n) for n = 14001195 and 14001204.

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, 36270 + ... + 36653.

Almost surely, 2^14001216 is an apocalyptic number.

14001216 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

14001216 is an abundant number, since it is smaller than the sum of its proper divisors (23044176).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

14001216 is an equidigital number, since it uses as much as digits as its factorization.

14001216 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 72938 (or 72928 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 15.

The square root of 14001216 is about 3741.8198780807. The cubic root of 14001216 is about 241.0212041512.

Adding to 14001216 its reverse (61210041), we get a palindrome (75211257).

The spelling of 14001216 in words is "fourteen million, one thousand, two hundred sixteen".