11089224 has 80 divisors (see below), whose sum is σ = 31544700. Its totient is φ = 3639168.

The previous prime is 11089207. The next prime is 11089231. The reversal of 11089224 is 42298011.

It can be written as a sum of positive squares in 2 ways, for example, as 11088900 + 324 = 3330^2 + 18^2 .

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

It is an unprimeable number.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 70554 + ... + 70710.

Almost surely, 2^11089224 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 11089224, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (15772350).

11089224 is an abundant number, since it is smaller than the sum of its proper divisors (20455476).

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

11089224 is a wasteful number, since it uses less digits than its factorization.

11089224 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 284 (or 271 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 27.

The square root of 11089224 is about 3330.0486482933. The cubic root of 11089224 is about 222.9977008484.

The spelling of 11089224 in words is "eleven million, eighty-nine thousand, two hundred twenty-four".