27101016 has 48 divisors (see below), whose sum is σ = 74070360. Its totient is φ = 8951040.

The previous prime is 27100981. The next prime is 27101017. The reversal of 27101016 is 61010172.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a self number, because there is not a number n which added to its sum of digits gives 27101016.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (27101017) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 6471 + ... + 9801.

Almost surely, 2^27101016 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 27101016, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (37035180).

27101016 is an abundant number, since it is smaller than the sum of its proper divisors (46969344).

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

27101016 is a wasteful number, since it uses less digits than its factorization.

27101016 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3456 (or 3449 counting only the distinct ones).

The product of its (nonzero) digits is 84, while the sum is 18.

The square root of 27101016 is about 5205.8636171148. The cubic root of 27101016 is about 300.3736677149.

Adding to 27101016 its reverse (61010172), we get a palindrome (88111188).

The spelling of 27101016 in words is "twenty-seven million, one hundred one thousand, sixteen".