4220112 has 40 divisors (see below), whose sum is σ = 11742304. Its totient is φ = 1298304.

The previous prime is 4220081. The next prime is 4220137. The reversal of 4220112 is 2110224.

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

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 7 ways as a sum of consecutive naturals, for example, 2758 + ... + 4005.

Almost surely, 2^4220112 is an apocalyptic number.

It is an amenable number.

4220112 is an abundant number, since it is smaller than the sum of its proper divisors (7522192).

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

4220112 is a wasteful number, since it uses less digits than its factorization.

4220112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6787 (or 6781 counting only the distinct ones).

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

The square root of 4220112 is about 2054.2911186100. The cubic root of 4220112 is about 161.5999885632.

Adding to 4220112 its reverse (2110224), we get a palindrome (6330336).

It can be divided in two parts, 4 and 220112, that added together give a triangular number (220116 = T₆₆₃).

The spelling of 4220112 in words is "four million, two hundred twenty thousand, one hundred twelve".