3966789 has 8 divisors (see below), whose sum is σ = 5301792. Its totient is φ = 2638160.

The previous prime is 3966779. The next prime is 3966799. The reversal of 3966789 is 9876693.

It is a happy number.

3966789 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (3966779) and next prime (3966799).

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 3966789 - 2⁴ = 3966773 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3966719) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 127 + ... + 2819.

It is an arithmetic number, because the mean of its divisors is an integer number (662724).

Almost surely, 2^3966789 is an apocalyptic number.

It is an amenable number.

3966789 is a deficient number, since it is larger than the sum of its proper divisors (1335003).

3966789 is a wasteful number, since it uses less digits than its factorization.

3966789 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3187.

The product of its digits is 489888, while the sum is 48.

The square root of 3966789 is about 1991.6799441677. The cubic root of 3966789 is about 158.2995572151.

The spelling of 3966789 in words is "three million, nine hundred sixty-six thousand, seven hundred eighty-nine".