13330328 has 48 divisors (see below), whose sum is σ = 28153440. Its totient is φ = 5910080.

The previous prime is 13330307. The next prime is 13330349. The reversal of 13330328 is 82303331.

It is an interprime number because it is at equal distance from previous prime (13330307) and next prime (13330349).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 45350 + ... + 45642.

It is an arithmetic number, because the mean of its divisors is an integer number (586530).

Almost surely, 2^13330328 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 13330328, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (14076720).

13330328 is an abundant number, since it is smaller than the sum of its proper divisors (14823112).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

13330328 is a wasteful number, since it uses less digits than its factorization.

13330328 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 368 (or 353 counting only the distinct ones).

The product of its (nonzero) digits is 1296, while the sum is 23.

The square root of 13330328 is about 3651.0721712943. The cubic root of 13330328 is about 237.1084028772.

Adding to 13330328 its reverse (82303331), we get a palindrome (95633659).

It can be divided in two parts, 133303 and 28, that added together give a palindrome (133331).

The spelling of 13330328 in words is "thirteen million, three hundred thirty thousand, three hundred twenty-eight".