2003168 has 24 divisors (see below), whose sum is σ = 4014360. Its totient is φ = 983680.

The previous prime is 2003159. The next prime is 2003191. The reversal of 2003168 is 8613002.

It is a congruent number.

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, 1358 + ... + 2418.

It is an arithmetic number, because the mean of its divisors is an integer number (167265).

2^2003168 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2003168, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2007180).

2003168 is an abundant number, since it is smaller than the sum of its proper divisors (2011192).

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

2003168 is a wasteful number, since it uses less digits than its factorization.

2003168 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1130 (or 1122 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 20.

The square root of 2003168 is about 1415.3331763228. Note that the first 3 decimals coincide. The cubic root of 2003168 is about 126.0585937272.

The spelling of 2003168 in words is "two million, three thousand, one hundred sixty-eight".