2106168 has 32 divisors (see below), whose sum is σ = 5314560. Its totient is φ = 695520.

The previous prime is 2106149. The next prime is 2106173. The reversal of 2106168 is 8616012.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2703 + ... + 3393.

It is an arithmetic number, because the mean of its divisors is an integer number (166080).

2^2106168 is an apocalyptic number.

It is an amenable number.

2106168 is an abundant number, since it is smaller than the sum of its proper divisors (3208392).

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

2106168 is a wasteful number, since it uses less digits than its factorization.

2106168 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 827 (or 823 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 24.

The square root of 2106168 is about 1451.2642764156. The cubic root of 2106168 is about 128.1831687490.

The spelling of 2106168 in words is "two million, one hundred six thousand, one hundred sixty-eight".