13304004 has 48 divisors (see below), whose sum is σ = 35675136. Its totient is φ = 3780000.

The previous prime is 13304003. The next prime is 13304029. The reversal of 13304004 is 40040331.

It is not an unprimeable number, because it can be changed into a prime (13304003) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 20769 + ... + 21399.

It is an arithmetic number, because the mean of its divisors is an integer number (743232).

Almost surely, 2^13304004 is an apocalyptic number.

13304004 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

13304004 is an abundant number, since it is smaller than the sum of its proper divisors (22371132).

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

13304004 is a wasteful number, since it uses less digits than its factorization.

13304004 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 896 (or 894 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 15.

The square root of 13304004 is about 3647.4654213577. The cubic root of 13304004 is about 236.9522238079.

Adding to 13304004 its reverse (40040331), we get a palindrome (53344335).

The spelling of 13304004 in words is "thirteen million, three hundred four thousand, four".