2082166 has 4 divisors (see below), whose sum is σ = 3123252. Its totient is φ = 1041082.

The previous prime is 2082163. The next prime is 2082181. The reversal of 2082166 is 6612802.

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

It is a self number, because there is not a number n which added to its sum of digits gives 2082166.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2082163) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 520540 + ... + 520543.

It is an arithmetic number, because the mean of its divisors is an integer number (780813).

2^2082166 is an apocalyptic number.

2082166 is a deficient number, since it is larger than the sum of its proper divisors (1041086).

2082166 is a wasteful number, since it uses less digits than its factorization.

2082166 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1041085.

The product of its (nonzero) digits is 1152, while the sum is 25.

The square root of 2082166 is about 1442.9712401846. The cubic root of 2082166 is about 127.6943799143.

Adding to 2082166 its reverse (6612802), we get a palindrome (8694968).

The spelling of 2082166 in words is "two million, eighty-two thousand, one hundred sixty-six".