13216268 has 24 divisors (see below), whose sum is σ = 25519200. Its totient is φ = 5950080.

The previous prime is 13216249. The next prime is 13216303. The reversal of 13216268 is 86261231.

It is a self number, because there is not a number n which added to its sum of digits gives 13216268.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 968 + ... + 5231.

It is an arithmetic number, because the mean of its divisors is an integer number (1063300).

Almost surely, 2^13216268 is an apocalyptic number.

It is an amenable number.

13216268 is a deficient number, since it is larger than the sum of its proper divisors (12302932).

13216268 is a wasteful number, since it uses less digits than its factorization.

13216268 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6257 (or 6255 counting only the distinct ones).

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

The square root of 13216268 is about 3635.4185453672. The cubic root of 13216268 is about 236.4301978042.

Adding to 13216268 its reverse (86261231), we get a palindrome (99477499).

The spelling of 13216268 in words is "thirteen million, two hundred sixteen thousand, two hundred sixty-eight".