13316338 has 24 divisors (see below), whose sum is σ = 24605532. Its totient is φ = 5370624.

The previous prime is 13316323. The next prime is 13316341. The reversal of 13316338 is 83361331.

13316338 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 13198689 + 117649 = 3633^2 + 343^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2331 + ... + 5662.

Almost surely, 2^13316338 is an apocalyptic number.

13316338 is a deficient number, since it is larger than the sum of its proper divisors (11289194).

13316338 is a wasteful number, since it uses less digits than its factorization.

13316338 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8026 (or 8019 counting only the distinct ones).

The product of its digits is 3888, while the sum is 28.

The square root of 13316338 is about 3649.1557927828. The cubic root of 13316338 is about 237.0254264827.

Adding to 13316338 its reverse (83361331), we get a palindrome (96677669).

It can be divided in two parts, 133 and 16338, that added together give a triangular number (16471 = T₁₈₁).

The spelling of 13316338 in words is "thirteen million, three hundred sixteen thousand, three hundred thirty-eight".