11020828 has 72 divisors (see below), whose sum is σ = 25456032. Its totient is φ = 4073472.

The previous prime is 11020813. The next prime is 11020829. The reversal of 11020828 is 82802011.

It is a junction number, because it is equal to n+sod(n) for n = 11020799 and 11020808.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11020829) 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, 80376 + ... + 80512.

It is an arithmetic number, because the mean of its divisors is an integer number (353556).

Almost surely, 2^11020828 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 11020828, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (12728016).

11020828 is an abundant number, since it is smaller than the sum of its proper divisors (14435204).

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

11020828 is a wasteful number, since it uses less digits than its factorization.

11020828 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 191 (or 176 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 22.

The square root of 11020828 is about 3319.7632445703. The cubic root of 11020828 is about 222.5382873976.

Adding to 11020828 its reverse (82802011), we get a palindrome (93822839).

The spelling of 11020828 in words is "eleven million, twenty thousand, eight hundred twenty-eight".