11865768 has 16 divisors (see below), whose sum is σ = 29664480. Its totient is φ = 3955248.

The previous prime is 11865757. The next prime is 11865797. The reversal of 11865768 is 86756811.

It is an unprimeable number.

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, 247180 + ... + 247227.

It is an arithmetic number, because the mean of its divisors is an integer number (1854030).

Almost surely, 2^11865768 is an apocalyptic number.

It is an amenable number.

11865768 is an abundant number, since it is smaller than the sum of its proper divisors (17798712).

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

11865768 is a wasteful number, since it uses less digits than its factorization.

11865768 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 494416 (or 494412 counting only the distinct ones).

The product of its digits is 80640, while the sum is 42.

The square root of 11865768 is about 3444.6724082269. The cubic root of 11865768 is about 228.0859940315.

The spelling of 11865768 in words is "eleven million, eight hundred sixty-five thousand, seven hundred sixty-eight".