13632004 has 6 divisors (see below), whose sum is σ = 23856014. Its totient is φ = 6816000.

The previous prime is 13631999. The next prime is 13632013. The reversal of 13632004 is 40023631.

It can be written as a sum of positive squares in only one way, i.e., 10562500 + 3069504 = 3250^2 + 1752^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (5) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1703997 + ... + 1704004.

Almost surely, 2^13632004 is an apocalyptic number.

It is an amenable number.

13632004 is a deficient number, since it is larger than the sum of its proper divisors (10224010).

13632004 is a wasteful number, since it uses less digits than its factorization.

13632004 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3408005 (or 3408003 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 19.

The square root of 13632004 is about 3692.1543846378. The cubic root of 13632004 is about 238.8837281580.

Adding to 13632004 its reverse (40023631), we get a palindrome (53655635).

The spelling of 13632004 in words is "thirteen million, six hundred thirty-two thousand, four".