13304404 has 24 divisors (see below), whose sum is σ = 24774120. Its totient is φ = 6251648.

The previous prime is 13304383. The next prime is 13304411. The reversal of 13304404 is 40440331.

It can be written as a sum of positive squares in 4 ways, for example, as 6812100 + 6492304 = 2610^2 + 2548^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 19314 + ... + 19990.

It is an arithmetic number, because the mean of its divisors is an integer number (1032255).

Almost surely, 2^13304404 is an apocalyptic number.

It is an amenable number.

13304404 is a deficient number, since it is larger than the sum of its proper divisors (11469716).

13304404 is an equidigital number, since it uses as much as digits as its factorization.

13304404 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 732 (or 696 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 19.

The square root of 13304404 is about 3647.5202535421. The cubic root of 13304404 is about 236.9545985301.

Adding to 13304404 its reverse (40440331), we get a palindrome (53744735).

The spelling of 13304404 in words is "thirteen million, three hundred four thousand, four hundred four".