4022112 has 24 divisors (see below), whose sum is σ = 10558296. Its totient is φ = 1340672.

The previous prime is 4022111. The next prime is 4022113. The reversal of 4022112 is 2112204.

It is an interprime number because it is at equal distance from previous prime (4022111) and next prime (4022113).

It is a tau number, because it is divible by the number of its divisors (24).

It is a Harshad number since it is a multiple of its sum of digits (12).

It is a nialpdrome in base 13.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4022111) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 20853 + ... + 21044.

It is an arithmetic number, because the mean of its divisors is an integer number (439929).

Almost surely, 2^4022112 is an apocalyptic number.

It is an amenable number.

4022112 is an abundant number, since it is smaller than the sum of its proper divisors (6536184).

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

4022112 is a wasteful number, since it uses less digits than its factorization.

4022112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 41910 (or 41902 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 12.

The square root of 4022112 is about 2005.5203813474. The cubic root of 4022112 is about 159.0320729572.

Adding to 4022112 its reverse (2112204), we get a palindrome (6134316).

The spelling of 4022112 in words is "four million, twenty-two thousand, one hundred twelve".