2016171 has 12 divisors (see below), whose sum is σ = 3020472. Its totient is φ = 1343952.

The previous prime is 2016139. The next prime is 2016181. The reversal of 2016171 is 1716102.

It is not a de Polignac number, because 2016171 - 2⁵ = 2016139 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2016101) 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, 3906 + ... + 4391.

It is an arithmetic number, because the mean of its divisors is an integer number (251706).

2^2016171 is an apocalyptic number.

2016171 is a deficient number, since it is larger than the sum of its proper divisors (1004301).

2016171 is an frugal number, since it uses more digits than its factorization.

2016171 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8312 (or 8300 counting only the distinct ones).

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

The square root of 2016171 is about 1419.9193639077. The cubic root of 2016171 is about 126.3307636031.

It can be divided in two parts, 2016 and 171, that added together give a 7-th power (2187 = 3⁷).

The spelling of 2016171 in words is "two million, sixteen thousand, one hundred seventy-one".