2002168 has 16 divisors (see below), whose sum is σ = 4290480. Its totient is φ = 858048.

The previous prime is 2002159. The next prime is 2002199. The reversal of 2002168 is 8612002.

It is a happy number.

It is an Ulam number.

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, 17821 + ... + 17932.

It is an arithmetic number, because the mean of its divisors is an integer number (268155).

2^2002168 is an apocalyptic number.

2002168 is a gapful number since it is divisible by the number (28) formed by its first and last digit.

It is an amenable number.

2002168 is an abundant number, since it is smaller than the sum of its proper divisors (2288312).

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

2002168 is a wasteful number, since it uses less digits than its factorization.

2002168 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35766 (or 35762 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 19.

The square root of 2002168 is about 1414.9798585139. The cubic root of 2002168 is about 126.0376136969.

The spelling of 2002168 in words is "two million, two thousand, one hundred sixty-eight".