3989716 has 12 divisors (see below), whose sum is σ = 7086688. Its totient is φ = 1964952.

The previous prime is 3989701. The next prime is 3989723. The reversal of 3989716 is 6179893.

3989716 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a hoax number, since the sum of its digits (43) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

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, 7176 + ... + 7711.

Almost surely, 2^3989716 is an apocalyptic number.

It is an amenable number.

3989716 is a deficient number, since it is larger than the sum of its proper divisors (3096972).

3989716 is a wasteful number, since it uses less digits than its factorization.

3989716 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14958 (or 14956 counting only the distinct ones).

The product of its digits is 81648, while the sum is 43.

The square root of 3989716 is about 1997.4273453620. The cubic root of 3989716 is about 158.6039481733.

The spelling of 3989716 in words is "three million, nine hundred eighty-nine thousand, seven hundred sixteen".