11808768 has 78 divisors (see below), whose sum is σ = 32534652. Its totient is φ = 3809280.

The previous prime is 11808749. The next prime is 11808781. The reversal of 11808768 is 86780811.

It is a nialpdrome in base 16.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 380913 + ... + 380943.

Almost surely, 2^11808768 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 11808768, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (16267326).

11808768 is an abundant number, since it is smaller than the sum of its proper divisors (20725884).

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

11808768 is an frugal number, since it uses more digits than its factorization.

11808768 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 89 (or 36 counting only the distinct ones).

The product of its (nonzero) digits is 21504, while the sum is 39.

The square root of 11808768 is about 3436.3888022167. The cubic root of 11808768 is about 227.7201861315.

The spelling of 11808768 in words is "eleven million, eight hundred eight thousand, seven hundred sixty-eight".