2013686 has 8 divisors (see below), whose sum is σ = 3039120. Its totient is φ = 1000648.

The previous prime is 2013679. The next prime is 2013703. The reversal of 2013686 is 6863102.

It is a sphenic number, since it is the product of 3 distinct primes.

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, 2681 + ... + 3348.

It is an arithmetic number, because the mean of its divisors is an integer number (379890).

2^2013686 is an apocalyptic number.

2013686 is a deficient number, since it is larger than the sum of its proper divisors (1025434).

2013686 is a wasteful number, since it uses less digits than its factorization.

2013686 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6198.

The product of its (nonzero) digits is 1728, while the sum is 26.

The square root of 2013686 is about 1419.0440444186. The cubic root of 2013686 is about 126.2788399298.

Adding to 2013686 its reverse (6863102), we get a palindrome (8876788).

The spelling of 2013686 in words is "two million, thirteen thousand, six hundred eighty-six".