2112224 has 24 divisors (see below), whose sum is σ = 4195800. Its totient is φ = 1046656.

The previous prime is 2112217. The next prime is 2112239. The reversal of 2112224 is 4222112.

It is a super-2 number, since 2×2112224² = 8922980452352, which contains 22 as substring.

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

It is a junction number, because it is equal to n+sod(n) for n = 2112199 and 2112208.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4547 + ... + 4989.

It is an arithmetic number, because the mean of its divisors is an integer number (174825).

2^2112224 is an apocalyptic number.

It is an amenable number.

2112224 is a deficient number, since it is larger than the sum of its proper divisors (2083576).

2112224 is a wasteful number, since it uses less digits than its factorization.

2112224 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 602 (or 594 counting only the distinct ones).

The product of its digits is 64, while the sum is 14.

The square root of 2112224 is about 1453.3492353870. The cubic root of 2112224 is about 128.3059089466.

Adding to 2112224 its reverse (4222112), we get a palindrome (6334336).

The spelling of 2112224 in words is "two million, one hundred twelve thousand, two hundred twenty-four".