11112224 has 12 divisors (see below), whose sum is σ = 21877254. Its totient is φ = 5556096.

The previous prime is 11112217. The next prime is 11112239. The reversal of 11112224 is 42221111.

It is a happy number.

11112224 is nontrivially palindromic in base 15.

It can be written as a sum of positive squares in only one way, i.e., 11102224 + 10000 = 3332^2 + 100^2 .

It is a nude number because it is divisible by every one of its digits and also a Zuckerman number because it is divisible by the product of its digits.

It is a plaindrome in base 10.

It is a junction number, because it is equal to n+sod(n) for n = 11112199 and 11112208.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 173597 + ... + 173660.

Almost surely, 2^11112224 is an apocalyptic number.

It is an amenable number.

11112224 is a deficient number, since it is larger than the sum of its proper divisors (10765030).

11112224 is an equidigital number, since it uses as much as digits as its factorization.

11112224 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 347267 (or 347259 counting only the distinct ones).

The product of its digits is 32, while the sum is 14.

The square root of 11112224 is about 3333.5002624869. The cubic root of 11112224 is about 223.1517664903.

Adding to 11112224 its reverse (42221111), we get a palindrome (53333335).

The spelling of 11112224 in words is "eleven million, one hundred twelve thousand, two hundred twenty-four".