2013868 has 12 divisors (see below), whose sum is σ = 3569440. Its totient is φ = 994032.

The previous prime is 2013859. The next prime is 2013877. The reversal of 2013868 is 8683102.

It is an interprime number because it is at equal distance from previous prime (2013859) and next prime (2013877).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2871 + ... + 3502.

2^2013868 is an apocalyptic number.

It is an amenable number.

2013868 is a deficient number, since it is larger than the sum of its proper divisors (1555572).

2013868 is a wasteful number, since it uses less digits than its factorization.

2013868 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6456 (or 6454 counting only the distinct ones).

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

The square root of 2013868 is about 1419.1081706480. The cubic root of 2013868 is about 126.2826442396.

The spelling of 2013868 in words is "two million, thirteen thousand, eight hundred sixty-eight".