13270304 has 12 divisors (see below), whose sum is σ = 26125974. Its totient is φ = 6635136.

The previous prime is 13270297. The next prime is 13270307. The reversal of 13270304 is 40307231.

It can be written as a sum of positive squares in only one way, i.e., 8690704 + 4579600 = 2948^2 + 2140^2 .

It is a super-2 number, since 2×13270304² = 352201936504832, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (13270307) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 207317 + ... + 207380.

Almost surely, 2^13270304 is an apocalyptic number.

It is an amenable number.

13270304 is a deficient number, since it is larger than the sum of its proper divisors (12855670).

13270304 is an equidigital number, since it uses as much as digits as its factorization.

13270304 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 414707 (or 414699 counting only the distinct ones).

The product of its (nonzero) digits is 504, while the sum is 20.

The square root of 13270304 is about 3642.8428459103. The cubic root of 13270304 is about 236.7519822896.

Adding to 13270304 its reverse (40307231), we get a palindrome (53577535).

The spelling of 13270304 in words is "thirteen million, two hundred seventy thousand, three hundred four".