27927 has 12 divisors (see below), whose sum is σ = 42120. Its totient is φ = 17808.

The previous prime is 27919. The next prime is 27941. The reversal of 27927 is 72972.

It is not a de Polignac number, because 27927 - 2³ = 27919 is a prime.

It is an Ulam number.

It is a nialpdrome in base 13.

It is a self number, because there is not a number n which added to its sum of digits gives 27927.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (27917) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 208 + ... + 314.

It is an arithmetic number, because the mean of its divisors is an integer number (3510).

2²⁷⁹²⁷ is an apocalyptic number.

27927 is a deficient number, since it is larger than the sum of its proper divisors (14193).

27927 is a wasteful number, since it uses less digits than its factorization.

27927 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 142 (or 139 counting only the distinct ones).

The product of its digits is 1764, while the sum is 27.

The square root of 27927 is about 167.1137337265. The cubic root of 27927 is about 30.3394773477.

The spelling of 27927 in words is "twenty-seven thousand, nine hundred twenty-seven".