3964444 has 18 divisors (see below), whose sum is σ = 7626752. Its totient is φ = 1801800.

The previous prime is 3964423. The next prime is 3964463. The reversal of 3964444 is 4444693.

It is a happy number.

3964444 is a modest number, since divided by 4444 gives 396 as remainder.

It is a zygodrome in base 2.

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 5 ways as a sum of consecutive naturals, for example, 3612 + ... + 4579.

Almost surely, 2^3964444 is an apocalyptic number.

It is an amenable number.

3964444 is a deficient number, since it is larger than the sum of its proper divisors (3662308).

3964444 is a wasteful number, since it uses less digits than its factorization.

3964444 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8217 (or 8204 counting only the distinct ones).

The product of its digits is 41472, while the sum is 34.

The square root of 3964444 is about 1991.0911581342. The cubic root of 3964444 is about 158.2683577039.

Subtracting 3964444 from its reverse (4444693), we obtain a square (480249 = 693²).

The spelling of 3964444 in words is "three million, nine hundred sixty-four thousand, four hundred forty-four".