2013688 has 16 divisors (see below), whose sum is σ = 3878280. Its totient is φ = 979488.

The previous prime is 2013679. The next prime is 2013703. The reversal of 2013688 is 8863102.

2013688 is digitally balanced in base 5, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×2013688² = 8109878722688, which contains 22 as substring.

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, 3106 + ... + 3697.

2^2013688 is an apocalyptic number.

It is an amenable number.

2013688 is a deficient number, since it is larger than the sum of its proper divisors (1864592).

2013688 is a wasteful number, since it uses less digits than its factorization.

2013688 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6846 (or 6842 counting only the distinct ones).

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

The square root of 2013688 is about 1419.0447491182. The cubic root of 2013688 is about 126.2788817366.

It can be divided in two parts, 2013 and 688, that added together give a triangular number (2701 = T₇₃).

The spelling of 2013688 in words is "two million, thirteen thousand, six hundred eighty-eight".