3843982 has 8 divisors (see below), whose sum is σ = 5839200. Its totient is φ = 1897584.

The previous prime is 3843977. The next prime is 3844019. The reversal of 3843982 is 2893483.

It is a sphenic number, since it is the product of 3 distinct primes.

It is an Ulam number.

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, 12007 + ... + 12322.

It is an arithmetic number, because the mean of its divisors is an integer number (729900).

Almost surely, 2^3843982 is an apocalyptic number.

3843982 is a deficient number, since it is larger than the sum of its proper divisors (1995218).

3843982 is a wasteful number, since it uses less digits than its factorization.

3843982 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24410.

The product of its digits is 41472, while the sum is 37.

The square root of 3843982 is about 1960.6075588960. The cubic root of 3843982 is about 156.6488154299.

It can be divided in two parts, 384398 and 2, that added together give a square (384400 = 620²).

The spelling of 3843982 in words is "three million, eight hundred forty-three thousand, nine hundred eighty-two".