11165826 has 48 divisors (see below), whose sum is σ = 26249184. Its totient is φ = 3157056.

The previous prime is 11165813. The next prime is 11165827. The reversal of 11165826 is 62856111.

It is a hoax number, since the sum of its digits (30) coincides with the sum of the digits of its distinct prime factors.

It is a junction number, because it is equal to n+sod(n) for n = 11165793 and 11165802.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11165827) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 47806 + ... + 48038.

It is an arithmetic number, because the mean of its divisors is an integer number (546858).

Almost surely, 2^11165826 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 11165826, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (13124592).

11165826 is an abundant number, since it is smaller than the sum of its proper divisors (15083358).

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

11165826 is a wasteful number, since it uses less digits than its factorization.

11165826 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 415 (or 408 counting only the distinct ones).

The product of its digits is 2880, while the sum is 30.

The square root of 11165826 is about 3341.5304876658. The cubic root of 11165826 is about 223.5099966001.

The spelling of 11165826 in words is "eleven million, one hundred sixty-five thousand, eight hundred twenty-six".