3831966 has 24 divisors (see below), whose sum is σ = 8339760. Its totient is φ = 1271616.

The previous prime is 3831937. The next prime is 3832001. The reversal of 3831966 is 6691383.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 3831966.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 6166 + ... + 6758.

It is an arithmetic number, because the mean of its divisors is an integer number (347490).

Almost surely, 2^3831966 is an apocalyptic number.

3831966 is an abundant number, since it is smaller than the sum of its proper divisors (4507794).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

3831966 is a wasteful number, since it uses less digits than its factorization.

3831966 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 960 (or 957 counting only the distinct ones).

The product of its digits is 23328, while the sum is 36.

The square root of 3831966 is about 1957.5408041724. The cubic root of 3831966 is about 156.4854209013.

The spelling of 3831966 in words is "three million, eight hundred thirty-one thousand, nine hundred sixty-six".