2168164 has 12 divisors (see below), whose sum is σ = 3959424. Its totient is φ = 1036904.

The previous prime is 2168149. The next prime is 2168183. The reversal of 2168164 is 4618612.

2168164 is digitally balanced in base 5, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11692 + ... + 11875.

It is an arithmetic number, because the mean of its divisors is an integer number (329952).

2^2168164 is an apocalyptic number.

It is an amenable number.

2168164 is a deficient number, since it is larger than the sum of its proper divisors (1791260).

2168164 is a wasteful number, since it uses less digits than its factorization.

2168164 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23594 (or 23592 counting only the distinct ones).

The product of its digits is 2304, while the sum is 28.

The square root of 2168164 is about 1472.4686753884. The cubic root of 2168164 is about 129.4287359528.

It can be divided in two parts, 2168 and 164, that added together give a palindrome (2332).

The spelling of 2168164 in words is "two million, one hundred sixty-eight thousand, one hundred sixty-four".