13365328 has 20 divisors (see below), whose sum is σ = 26385588. Its totient is φ = 6556160.

The previous prime is 13365271. The next prime is 13365337. The reversal of 13365328 is 82356331.

It can be written as a sum of positive squares in 2 ways, for example, as 9072144 + 4293184 = 3012^2 + 2072^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 13365328.

It is a congruent number.

It is an unprimeable number.

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, 7033 + ... + 8728.

Almost surely, 2^13365328 is an apocalyptic number.

It is an amenable number.

13365328 is a deficient number, since it is larger than the sum of its proper divisors (13020260).

13365328 is a wasteful number, since it uses less digits than its factorization.

13365328 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15822 (or 15816 counting only the distinct ones).

The product of its digits is 12960, while the sum is 31.

The square root of 13365328 is about 3655.8621418210. The cubic root of 13365328 is about 237.3157381505.

The spelling of 13365328 in words is "thirteen million, three hundred sixty-five thousand, three hundred twenty-eight".