11686864 has 20 divisors (see below), whose sum is σ = 25878304. Its totient is φ = 5008608.

The previous prime is 11686859. The next prime is 11686867. The reversal of 11686864 is 46868611.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11686867) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 52062 + ... + 52285.

Almost surely, 2^11686864 is an apocalyptic number.

11686864 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

11686864 is an abundant number, since it is smaller than the sum of its proper divisors (14191440).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

11686864 is a wasteful number, since it uses less digits than its factorization.

11686864 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 104362 (or 104356 counting only the distinct ones).

The product of its digits is 55296, while the sum is 40.

The square root of 11686864 is about 3418.6055636765. The cubic root of 11686864 is about 226.9338755695.

The spelling of 11686864 in words is "eleven million, six hundred eighty-six thousand, eight hundred sixty-four".