11168856 has 48 divisors (see below), whose sum is σ = 30756960. Its totient is φ = 3660480.

The previous prime is 11168837. The next prime is 11168879. The reversal of 11168856 is 65886111.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a self number, because there is not a number n which added to its sum of digits gives 11168856.

It is a congruent number.

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 11 ways as a sum of consecutive naturals, for example, 3121 + ... + 5663.

It is an arithmetic number, because the mean of its divisors is an integer number (640770).

Almost surely, 2^11168856 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 11168856, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (15378480).

11168856 is an abundant number, since it is smaller than the sum of its proper divisors (19588104).

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

11168856 is a wasteful number, since it uses less digits than its factorization.

11168856 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2616 (or 2609 counting only the distinct ones).

The product of its digits is 11520, while the sum is 36.

The square root of 11168856 is about 3341.9838419717. The cubic root of 11168856 is about 223.5302122724.

The spelling of 11168856 in words is "eleven million, one hundred sixty-eight thousand, eight hundred fifty-six".