11863688 has 32 divisors (see below), whose sum is σ = 23859360. Its totient is φ = 5510400.

The previous prime is 11863681. The next prime is 11863703. The reversal of 11863688 is 88636811.

It is a super-2 number, since 2×11863688² = 281494185922688, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (11863681) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10763 + ... + 11813.

It is an arithmetic number, because the mean of its divisors is an integer number (745605).

Almost surely, 2^11863688 is an apocalyptic number.

It is an amenable number.

11863688 is an abundant number, since it is smaller than the sum of its proper divisors (11995672).

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

11863688 is a wasteful number, since it uses less digits than its factorization.

11863688 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1157 (or 1153 counting only the distinct ones).

The product of its digits is 55296, while the sum is 41.

The square root of 11863688 is about 3444.3704794926. The cubic root of 11863688 is about 228.0726658707.

The spelling of 11863688 in words is "eleven million, eight hundred sixty-three thousand, six hundred eighty-eight".