13304 has 8 divisors (see below), whose sum is σ = 24960. Its totient is φ = 6648.

The previous prime is 13297. The next prime is 13309. The reversal of 13304 is 40331.

It is a tau number, because it is divible by the number of its divisors (8).

It is a zygodrome in base 2.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13309) by changing a digit.

13304 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 824 + ... + 839.

It is an arithmetic number, because the mean of its divisors is an integer number (3120).

2¹³³⁰⁴ is an apocalyptic number.

It is an amenable number.

13304 is a deficient number, since it is larger than the sum of its proper divisors (11656).

13304 is a wasteful number, since it uses less digits than its factorization.

13304 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1669 (or 1665 counting only the distinct ones).

The product of its (nonzero) digits is 36, while the sum is 11.

The square root of 13304 is about 115.3429668424. The cubic root of 13304 is about 23.6952200060.

Adding to 13304 its reverse (40331), we get a palindrome (53635).

The spelling of 13304 in words is "thirteen thousand, three hundred four".