4006844 has 12 divisors (see below), whose sum is σ = 7161504. Its totient is φ = 1960704.

The previous prime is 4006837. The next prime is 4006859. The reversal of 4006844 is 4486004.

4006844 is digitally balanced in base 5, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

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, 10469 + ... + 10844.

It is an arithmetic number, because the mean of its divisors is an integer number (596792).

Almost surely, 2^4006844 is an apocalyptic number.

It is an amenable number.

4006844 is a deficient number, since it is larger than the sum of its proper divisors (3154660).

4006844 is a wasteful number, since it uses less digits than its factorization.

4006844 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21364 (or 21362 counting only the distinct ones).

The product of its (nonzero) digits is 3072, while the sum is 26.

The square root of 4006844 is about 2001.7102687452. The cubic root of 4006844 is about 158.8305883842.

The spelling of 4006844 in words is "four million, six thousand, eight hundred forty-four".