11090224 has 30 divisors (see below), whose sum is σ = 22737260. Its totient is φ = 5225760.

The previous prime is 11090221. The next prime is 11090237. The reversal of 11090224 is 42209011.

It is a Harshad number since it is a multiple of its sum of digits (19).

It is not an unprimeable number, because it can be changed into a prime (11090221) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 57969 + ... + 58159.

Almost surely, 2^11090224 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 11090224, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (11368630).

11090224 is an abundant number, since it is smaller than the sum of its proper divisors (11647036).

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

11090224 is an equidigital number, since it uses as much as digits as its factorization.

11090224 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 409 (or 212 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 19.

The square root of 11090224 is about 3330.1987928651. The cubic root of 11090224 is about 223.0044037820.

Multiplying 11090224 by its sum of digits (19), we get a square (210714256 = 14516²).

11090224 divided by its sum of digits (19) gives a square (583696 = 764²).

Adding to 11090224 its reverse (42209011), we get a palindrome (53299235).

The spelling of 11090224 in words is "eleven million, ninety thousand, two hundred twenty-four".