2886668 has 12 divisors (see below), whose sum is σ = 5348952. Its totient is φ = 1358400.

The previous prime is 2886659. The next prime is 2886673. The reversal of 2886668 is 8666882.

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 3 ways as a sum of consecutive naturals, for example, 21158 + ... + 21293.

It is an arithmetic number, because the mean of its divisors is an integer number (445746).

2^2886668 is an apocalyptic number.

It is an amenable number.

2886668 is a deficient number, since it is larger than the sum of its proper divisors (2462284).

2886668 is a wasteful number, since it uses less digits than its factorization.

2886668 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42472 (or 42470 counting only the distinct ones).

The product of its digits is 221184, while the sum is 44.

The square root of 2886668 is about 1699.0197173665. The cubic root of 2886668 is about 142.3854501609.

The spelling of 2886668 in words is "two million, eight hundred eighty-six thousand, six hundred sixty-eight".