13204432 has 10 divisors (see below), whose sum is σ = 25583618. Its totient is φ = 6602208.

The previous prime is 13204421. The next prime is 13204447. The reversal of 13204432 is 23440231.

It can be written as a sum of positive squares in only one way, i.e., 11451456 + 1752976 = 3384^2 + 1324^2 .

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 as a sum of consecutive naturals, namely, 412623 + ... + 412654.

Almost surely, 2^13204432 is an apocalyptic number.

It is an amenable number.

13204432 is a deficient number, since it is larger than the sum of its proper divisors (12379186).

13204432 is an equidigital number, since it uses as much as digits as its factorization.

13204432 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 825285 (or 825279 counting only the distinct ones).

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

The square root of 13204432 is about 3633.7903076540. The cubic root of 13204432 is about 236.3595973489.

Adding to 13204432 its reverse (23440231), we get a palindrome (36644663).

The spelling of 13204432 in words is "thirteen million, two hundred four thousand, four hundred thirty-two".