27304 has 8 divisors (see below), whose sum is σ = 51210. Its totient is φ = 13648.

The previous prime is 27299. The next prime is 27329. The reversal of 27304 is 40372.

It can be written as a sum of positive squares in only one way, i.e., 16900 + 10404 = 130^2 + 102^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is an Ulam number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1699 + ... + 1714.

2²⁷³⁰⁴ is an apocalyptic number.

It is an amenable number.

27304 is a deficient number, since it is larger than the sum of its proper divisors (23906).

27304 is a wasteful number, since it uses less digits than its factorization.

27304 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3419 (or 3415 counting only the distinct ones).

The product of its (nonzero) digits is 168, while the sum is 16.

The square root of 27304 is about 165.2392205259. The cubic root of 27304 is about 30.1121726464.

Adding to 27304 its product of nonzero digits (168), we get a palindrome (27472).

Adding to 27304 its reverse (40372), we get a palindrome (67676).

The spelling of 27304 in words is "twenty-seven thousand, three hundred four", and thus it is an iban number.