3881996 has 12 divisors (see below), whose sum is σ = 6889680. Its totient is φ = 1913520.

The previous prime is 3881989. The next prime is 3882007. The reversal of 3881996 is 6991883.

3881996 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

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 in 3 ways as a sum of consecutive naturals, for example, 6551 + ... + 7118.

It is an arithmetic number, because the mean of its divisors is an integer number (574140).

Almost surely, 2^3881996 is an apocalyptic number.

It is an amenable number.

3881996 is a deficient number, since it is larger than the sum of its proper divisors (3007684).

3881996 is a wasteful number, since it uses less digits than its factorization.

3881996 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13744 (or 13742 counting only the distinct ones).

The product of its digits is 93312, while the sum is 44.

The square root of 3881996 is about 1970.2781529520. The cubic root of 3881996 is about 157.1635009479.

The spelling of 3881996 in words is "three million, eight hundred eighty-one thousand, nine hundred ninety-six".