4006112 has 48 divisors (see below), whose sum is σ = 9072000. Its totient is φ = 1722240.

The previous prime is 4006109. The next prime is 4006129. The reversal of 4006112 is 2116004.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6389 + ... + 6987.

It is an arithmetic number, because the mean of its divisors is an integer number (189000).

Almost surely, 2^4006112 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 4006112, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4536000).

4006112 is an abundant number, since it is smaller than the sum of its proper divisors (5065888).

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

4006112 is a wasteful number, since it uses less digits than its factorization.

4006112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 639 (or 631 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 14.

The square root of 4006112 is about 2001.5274167495. The cubic root of 4006112 is about 158.8209156782.

The spelling of 4006112 in words is "four million, six thousand, one hundred twelve".