3944384 has 14 divisors (see below), whose sum is σ = 7827264. Its totient is φ = 1972160.

The previous prime is 3944371. The next prime is 3944387. The reversal of 3944384 is 4834493.

3944384 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3944387) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 30752 + ... + 30879.

Almost surely, 2^3944384 is an apocalyptic number.

It is an amenable number.

3944384 is a deficient number, since it is larger than the sum of its proper divisors (3882880).

3944384 is an equidigital number, since it uses as much as digits as its factorization.

3944384 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 61643 (or 61633 counting only the distinct ones).

The product of its digits is 41472, while the sum is 35.

The square root of 3944384 is about 1986.0473307552. The cubic root of 3944384 is about 158.0009613785. Note that the first 3 decimals are identical.

The spelling of 3944384 in words is "three million, nine hundred forty-four thousand, three hundred eighty-four".