1116828 has 42 divisors (see below), whose sum is σ = 2937984. Its totient is φ = 371304.

The previous prime is 1116821. The next prime is 1116851. The reversal of 1116828 is 8286111.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is an Ulam number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1116821) by changing a digit.

It is a polite number, since it can be written in 13 ways as a sum of consecutive naturals, for example, 2725 + ... + 3107.

It is an arithmetic number, because the mean of its divisors is an integer number (69952).

2^1116828 is an apocalyptic number.

1116828 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1116828, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1468992).

1116828 is an abundant number, since it is smaller than the sum of its proper divisors (1821156).

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

1116828 is an equidigital number, since it uses as much as digits as its factorization.

1116828 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 405 (or 388 counting only the distinct ones).

The product of its digits is 768, while the sum is 27.

The square root of 1116828 is about 1056.8008327022. The cubic root of 1116828 is about 103.7517501035.

The spelling of 1116828 in words is "one million, one hundred sixteen thousand, eight hundred twenty-eight".