13338916 has 12 divisors (see below), whose sum is σ = 23397388. Its totient is φ = 6653952.

The previous prime is 13338911. The next prime is 13338943. The reversal of 13338916 is 61983331.

It can be written as a sum of positive squares in 2 ways, for example, as 8294400 + 5044516 = 2880^2 + 2246^2 .

It is not an unprimeable number, because it can be changed into a prime (13338911) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1821 + ... + 5476.

Almost surely, 2^13338916 is an apocalyptic number.

It is an amenable number.

13338916 is a deficient number, since it is larger than the sum of its proper divisors (10058472).

13338916 is a wasteful number, since it uses less digits than its factorization.

13338916 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7758 (or 7756 counting only the distinct ones).

The product of its digits is 11664, while the sum is 34.

The square root of 13338916 is about 3652.2480748164. The cubic root of 13338916 is about 237.1593105976.

The spelling of 13338916 in words is "thirteen million, three hundred thirty-eight thousand, nine hundred sixteen".