11122224 has 40 divisors (see below), whose sum is σ = 28956480. Its totient is φ = 3678528.

The previous prime is 11122219. The next prime is 11122229. The reversal of 11122224 is 42222111.

It is a Cunningham number, because it is equal to 3335²-1.

It is an interprime number because it is at equal distance from previous prime (11122219) and next prime (11122229).

It is a nude number because it is divisible by every one of its digits.

It is a plaindrome in base 10.

It is not an unprimeable number, because it can be changed into a prime (11122229) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5839 + ... + 7505.

It is an arithmetic number, because the mean of its divisors is an integer number (723912).

Almost surely, 2^11122224 is an apocalyptic number.

It is an amenable number.

11122224 is an abundant number, since it is smaller than the sum of its proper divisors (17834256).

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

11122224 is a wasteful number, since it uses less digits than its factorization.

11122224 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1817 (or 1811 counting only the distinct ones).

The product of its digits is 64, while the sum is 15.

The square root of 11122224 is about 3334.9998500750. Note that the first 3 decimals coincide. The cubic root of 11122224 is about 223.2186852460.

Adding to 11122224 its reverse (42222111), we get a palindrome (53344335).

The spelling of 11122224 in words is "eleven million, one hundred twenty-two thousand, two hundred twenty-four".