27016 has 16 divisors (see below), whose sum is σ = 55440. Its totient is φ = 12240.

The previous prime is 27011. The next prime is 27017. The reversal of 27016 is 61072.

It is an alternating number because its digits alternate between even and odd.

It is not an unprimeable number, because it can be changed into a prime (27011) by changing a digit.

27016 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 66 + ... + 241.

It is an arithmetic number, because the mean of its divisors is an integer number (3465).

2²⁷⁰¹⁶ is an apocalyptic number.

It is an amenable number.

27016 is an abundant number, since it is smaller than the sum of its proper divisors (28424).

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 (27720).

27016 is a wasteful number, since it uses less digits than its factorization.

27016 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 324 (or 320 counting only the distinct ones).

The product of its (nonzero) digits is 84, while the sum is 16.

The square root of 27016 is about 164.3654464904. The cubic root of 27016 is about 30.0059247558.

Subtracting from 27016 its sum of digits (16), we obtain a cube (27000 = 30³).

Adding to 27016 its reverse (61072), we get a palindrome (88088).

The spelling of 27016 in words is "twenty-seven thousand, sixteen".