27388 has 12 divisors (see below), whose sum is σ = 49392. Its totient is φ = 13280.

The previous prime is 27367. The next prime is 27397. The reversal of 27388 is 88372.

It is a happy number.

It is a congruent 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, 81 + ... + 247.

It is an arithmetic number, because the mean of its divisors is an integer number (4116).

2²⁷³⁸⁸ is an apocalyptic number.

It is an amenable number.

27388 is a deficient number, since it is larger than the sum of its proper divisors (22004).

27388 is a wasteful number, since it uses less digits than its factorization.

27388 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 212 (or 210 counting only the distinct ones).

The product of its digits is 2688, while the sum is 28.

The square root of 27388 is about 165.4932022773. The cubic root of 27388 is about 30.1430207887.

It can be divided in two parts, 2738 and 8, that multiplied together give a square (21904 = 148²).

The spelling of 27388 in words is "twenty-seven thousand, three hundred eighty-eight".