27204 has 12 divisors (see below), whose sum is σ = 63504. Its totient is φ = 9064.

The previous prime is 27197. The next prime is 27211. The reversal of 27204 is 40272.

27204 is nontrivially palindromic in base 11.

It is an interprime number because it is at equal distance from previous prime (27197) and next prime (27211).

It is a tau number, because it is divible by the number of its divisors (12).

It is an Ulam number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1122 + ... + 1145.

It is an arithmetic number, because the mean of its divisors is an integer number (5292).

2²⁷²⁰⁴ is an apocalyptic number.

It is an amenable number.

27204 is an abundant number, since it is smaller than the sum of its proper divisors (36300).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

It is a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (31752).

27204 is a wasteful number, since it uses less digits than its factorization.

27204 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2274 (or 2272 counting only the distinct ones).

The product of its (nonzero) digits is 112, while the sum is 15.

The square root of 27204 is about 164.9363513602. The cubic root of 27204 is about 30.0753660622.

Adding to 27204 its reverse (40272), we get a palindrome (67476).

It can be divided in two parts, 27 and 204, that added together give a triangular number (231 = T₂₁).

The spelling of 27204 in words is "twenty-seven thousand, two hundred four", and thus it is an iban number.