11088820 has 24 divisors (see below), whose sum is σ = 23351328. Its totient is φ = 4423200.

The previous prime is 11088769. The next prime is 11088821. The reversal of 11088820 is 2888011.

11088820 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11088821) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10935 + ... + 11905.

It is an arithmetic number, because the mean of its divisors is an integer number (972972).

Almost surely, 2^11088820 is an apocalyptic number.

11088820 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11088820 is an abundant number, since it is smaller than the sum of its proper divisors (12262508).

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

11088820 is a wasteful number, since it uses less digits than its factorization.

11088820 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1551 (or 1549 counting only the distinct ones).

The product of its (nonzero) digits is 1024, while the sum is 28.

The square root of 11088820 is about 3329.9879879663. The cubic root of 11088820 is about 222.9949927489.

The spelling of 11088820 in words is "eleven million, eighty-eight thousand, eight hundred twenty".