27108216 has 64 divisors (see below), whose sum is σ = 77162400. Its totient is φ = 8812800.

The previous prime is 27108209. The next prime is 27108239. The reversal of 27108216 is 61280172.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a self number, because there is not a number n which added to its sum of digits gives 27108216.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7326 + ... + 10386.

Almost surely, 2^27108216 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 27108216, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (38581200).

27108216 is an abundant number, since it is smaller than the sum of its proper divisors (50054184).

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

27108216 is a wasteful number, since it uses less digits than its factorization.

27108216 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3117 (or 3107 counting only the distinct ones).

The product of its (nonzero) digits is 1344, while the sum is 27.

The square root of 27108216 is about 5206.5550991034. Note that the first 3 decimals coincide. The cubic root of 27108216 is about 300.4002657203.

Adding to 27108216 its reverse (61280172), we get a palindrome (88388388).

The spelling of 27108216 in words is "twenty-seven million, one hundred eight thousand, two hundred sixteen".