11863684 has 24 divisors (see below), whose sum is σ = 24214400. Its totient is φ = 5083848.

The previous prime is 11863681. The next prime is 11863703. The reversal of 11863684 is 48636811.

It is a super-3 number, since 3×11863684³ (a number of 22 digits) contains 333 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, 2952 + ... + 5695.

Almost surely, 2^11863684 is an apocalyptic number.

11863684 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

11863684 is an abundant number, since it is smaller than the sum of its proper divisors (12350716).

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

11863684 is an equidigital number, since it uses as much as digits as its factorization.

11863684 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8672 (or 8656 counting only the distinct ones).

The product of its digits is 27648, while the sum is 37.

The square root of 11863684 is about 3444.3698988349. The cubic root of 11863684 is about 228.0726402381.

The spelling of 11863684 in words is "eleven million, eight hundred sixty-three thousand, six hundred eighty-four".