2027171 has 4 divisors (see below), whose sum is σ = 2047344. Its totient is φ = 2007000.

The previous prime is 2027161. The next prime is 2027177. The reversal of 2027171 is 1717202.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2027171 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2027177) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9935 + ... + 10136.

It is an arithmetic number, because the mean of its divisors is an integer number (511836).

2^2027171 is an apocalyptic number.

2027171 is a deficient number, since it is larger than the sum of its proper divisors (20173).

2027171 is a wasteful number, since it uses less digits than its factorization.

2027171 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20172.

The product of its (nonzero) digits is 196, while the sum is 20.

The square root of 2027171 is about 1423.7875543774. The cubic root of 2027171 is about 126.5600958035.

The spelling of 2027171 in words is "two million, twenty-seven thousand, one hundred seventy-one".