3944446 has 16 divisors (see below), whose sum is σ = 6613488. Its totient is φ = 1748800.

The previous prime is 3944441. The next prime is 3944449. The reversal of 3944446 is 6444493.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3944441) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1285 + ... + 3088.

It is an arithmetic number, because the mean of its divisors is an integer number (413343).

Almost surely, 2^3944446 is an apocalyptic number.

3944446 is a deficient number, since it is larger than the sum of its proper divisors (2669042).

3944446 is a wasteful number, since it uses less digits than its factorization.

3944446 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4427.

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

The square root of 3944446 is about 1986.0629395868. The cubic root of 3944446 is about 158.0017892229.

It can be divided in two parts, 3 and 944446, that added together give a palindrome (944449).

The spelling of 3944446 in words is "three million, nine hundred forty-four thousand, four hundred forty-six".