2183166 has 16 divisors (see below), whose sum is σ = 4851600. Its totient is φ = 727704.

The previous prime is 2183141. The next prime is 2183171. The reversal of 2183166 is 6613812.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 20161 + ... + 20268.

It is an arithmetic number, because the mean of its divisors is an integer number (303225).

2^2183166 is an apocalyptic number.

2183166 is an abundant number, since it is smaller than the sum of its proper divisors (2668434).

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

2183166 is a wasteful number, since it uses less digits than its factorization.

2183166 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40440 (or 40434 counting only the distinct ones).

The product of its digits is 1728, while the sum is 27.

The square root of 2183166 is about 1477.5540599247. The cubic root of 2183166 is about 129.7265653155.

Adding to 2183166 its reverse (6613812), we get a palindrome (8796978).

The spelling of 2183166 in words is "two million, one hundred eighty-three thousand, one hundred sixty-six".