11223056 has 40 divisors (see below), whose sum is σ = 23748480. Its totient is φ = 5106816.

The previous prime is 11223031. The next prime is 11223067. The reversal of 11223056 is 65032211.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 16091 + ... + 16773.

It is an arithmetic number, because the mean of its divisors is an integer number (593712).

Almost surely, 2^11223056 is an apocalyptic number.

11223056 is a gapful number since it is divisible by the number (16) 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 11223056, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (11874240).

11223056 is an abundant number, since it is smaller than the sum of its proper divisors (12525424).

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

11223056 is a wasteful number, since it uses less digits than its factorization.

11223056 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 783 (or 777 counting only the distinct ones).

The product of its (nonzero) digits is 360, while the sum is 20.

The square root of 11223056 is about 3350.0829840468. The cubic root of 11223056 is about 223.8912099276.

Adding to 11223056 its reverse (65032211), we get a palindrome (76255267).

The spelling of 11223056 in words is "eleven million, two hundred twenty-three thousand, fifty-six".