2000868 has 12 divisors (see below), whose sum is σ = 4668720. Its totient is φ = 666952.

The previous prime is 2000863. The next prime is 2000903. The reversal of 2000868 is 8680002.

It is a tau number, because it is divible by the number of its divisors (12).

It is an Ulam number.

It is not an unprimeable number, because it can be changed into a prime (2000863) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 83358 + ... + 83381.

It is an arithmetic number, because the mean of its divisors is an integer number (389060).

2^2000868 is an apocalyptic number.

It is an amenable number.

2000868 is an abundant number, since it is smaller than the sum of its proper divisors (2667852).

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

2000868 is a wasteful number, since it uses less digits than its factorization.

2000868 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 166746 (or 166744 counting only the distinct ones).

The product of its (nonzero) digits is 768, while the sum is 24.

The square root of 2000868 is about 1414.5204134264. The cubic root of 2000868 is about 126.0103292112.

The spelling of 2000868 in words is "two million, eight hundred sixty-eight", and thus it is an aban number.