27867 has 8 divisors (see below), whose sum is σ = 42496. Its totient is φ = 15912.

The previous prime is 27851. The next prime is 27883. The reversal of 27867 is 76872.

It is an interprime number because it is at equal distance from previous prime (27851) and next prime (27883).

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 27867 - 2⁴ = 27851 is a prime.

It is a Duffinian number.

It is a nialpdrome in base 8.

It is a zygodrome in base 8.

It is not an unprimeable number, because it can be changed into a prime (27817) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 643 + ... + 684.

It is an arithmetic number, because the mean of its divisors is an integer number (5312).

2²⁷⁸⁶⁷ is an apocalyptic number.

27867 is a deficient number, since it is larger than the sum of its proper divisors (14629).

27867 is a wasteful number, since it uses less digits than its factorization.

27867 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1337.

The product of its digits is 4704, while the sum is 30.

The square root of 27867 is about 166.9341187415. The cubic root of 27867 is about 30.3177340662.

It can be divided in two parts, 27 and 867, that multiplied together give a square (23409 = 153²).

The spelling of 27867 in words is "twenty-seven thousand, eight hundred sixty-seven".