13333328 has 20 divisors (see below), whose sum is σ = 25974528. Its totient is φ = 6630240.

The previous prime is 13333291. The next prime is 13333339. The reversal of 13333328 is 82333331.

13333328 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 13333297 and 13333306.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 875 + ... + 5237.

Almost surely, 2^13333328 is an apocalyptic number.

It is an amenable number.

13333328 is a deficient number, since it is larger than the sum of its proper divisors (12641200).

13333328 is a wasteful number, since it uses less digits than its factorization.

13333328 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4562 (or 4556 counting only the distinct ones).

The product of its digits is 3888, while the sum is 26.

The square root of 13333328 is about 3651.4829864043. The cubic root of 13333328 is about 237.1261886825.

Adding to 13333328 its reverse (82333331), we get a palindrome (95666659).

The spelling of 13333328 in words is "thirteen million, three hundred thirty-three thousand, three hundred twenty-eight".