11886686 has 8 divisors (see below), whose sum is σ = 20377200. Its totient is φ = 5094288.

The previous prime is 11886661. The next prime is 11886691. The reversal of 11886686 is 68668811.

It is a happy number.

11886686 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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, 424511 + ... + 424538.

It is an arithmetic number, because the mean of its divisors is an integer number (2547150).

Almost surely, 2^11886686 is an apocalyptic number.

11886686 is a deficient number, since it is larger than the sum of its proper divisors (8490514).

11886686 is an equidigital number, since it uses as much as digits as its factorization.

11886686 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 849058.

The product of its digits is 110592, while the sum is 44.

The square root of 11886686 is about 3447.7073541703. The cubic root of 11886686 is about 228.2199452411.

The spelling of 11886686 in words is "eleven million, eight hundred eighty-six thousand, six hundred eighty-six".