2112272 has 20 divisors (see below), whose sum is σ = 4137756. Its totient is φ = 1044480.

The previous prime is 2112263. The next prime is 2112307. The reversal of 2112272 is 2722112.

It can be written as a sum of positive squares in 2 ways, for example, as 633616 + 1478656 = 796^2 + 1216^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 2112272.

It is a congruent number.

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 3 ways as a sum of consecutive naturals, for example, 872 + ... + 2232.

2^2112272 is an apocalyptic number.

It is an amenable number.

2112272 is a deficient number, since it is larger than the sum of its proper divisors (2025484).

2112272 is a wasteful number, since it uses less digits than its factorization.

2112272 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1466 (or 1460 counting only the distinct ones).

The product of its digits is 112, while the sum is 17.

The square root of 2112272 is about 1453.3657488740. The cubic root of 2112272 is about 128.3068808506.

Adding to 2112272 its reverse (2722112), we get a palindrome (4834384).

The spelling of 2112272 in words is "two million, one hundred twelve thousand, two hundred seventy-two".