13316216 has 16 divisors (see below), whose sum is σ = 25066800. Its totient is φ = 6631744.

The previous prime is 13316213. The next prime is 13316231. The reversal of 13316216 is 61261331.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 13316191 and 13316200.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13316213) by changing a digit.

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 in 3 ways as a sum of consecutive naturals, for example, 1061 + ... + 5268.

It is an arithmetic number, because the mean of its divisors is an integer number (1566675).

Almost surely, 2^13316216 is an apocalyptic number.

It is an amenable number.

13316216 is a deficient number, since it is larger than the sum of its proper divisors (11750584).

13316216 is a wasteful number, since it uses less digits than its factorization.

13316216 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6598 (or 6594 counting only the distinct ones).

The product of its digits is 648, while the sum is 23.

The square root of 13316216 is about 3649.1390765494. The cubic root of 13316216 is about 237.0247026303.

Adding to 13316216 its reverse (61261331), we get a palindrome (74577547).

The spelling of 13316216 in words is "thirteen million, three hundred sixteen thousand, two hundred sixteen".