13265216 has 14 divisors (see below), whose sum is σ = 26323290. Its totient is φ = 6632576.

The previous prime is 13265207. The next prime is 13265251. The reversal of 13265216 is 61256231.

It can be written as a sum of positive squares in only one way, i.e., 7311616 + 5953600 = 2704^2 + 2440^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 103571 + ... + 103698.

It is an arithmetic number, because the mean of its divisors is an integer number (1880235).

Almost surely, 2^13265216 is an apocalyptic number.

13265216 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

13265216 is a deficient number, since it is larger than the sum of its proper divisors (13058074).

13265216 is an equidigital number, since it uses as much as digits as its factorization.

13265216 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 207281 (or 207271 counting only the distinct ones).

The product of its digits is 2160, while the sum is 26.

The square root of 13265216 is about 3642.1444232759. The cubic root of 13265216 is about 236.7217205344.

The spelling of 13265216 in words is "thirteen million, two hundred sixty-five thousand, two hundred sixteen".