3944576 has 16 divisors (see below), whose sum is σ = 7858590. Its totient is φ = 1972224.

The previous prime is 3944557. The next prime is 3944581. The reversal of 3944576 is 6754493.

It can be written as a sum of positive squares in only one way, i.e., 3904576 + 40000 = 1976^2 + 200^2 .

It is a tau number, because it is divible by the number of its divisors (16).

It is an Ulam number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15281 + ... + 15536.

Almost surely, 2^3944576 is an apocalyptic number.

It is an amenable number.

3944576 is a deficient number, since it is larger than the sum of its proper divisors (3914014).

3944576 is an equidigital number, since it uses as much as digits as its factorization.

3944576 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30831 (or 30819 counting only the distinct ones).

The product of its digits is 90720, while the sum is 38.

The square root of 3944576 is about 1986.0956673836. The cubic root of 3944576 is about 158.0035249975.

The spelling of 3944576 in words is "three million, nine hundred forty-four thousand, five hundred seventy-six".