3966846 has 16 divisors (see below), whose sum is σ = 8544144. Its totient is φ = 1220544.

The previous prime is 3966817. The next prime is 3966857. The reversal of 3966846 is 6486693.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 3966798 and 3966807.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 25351 + ... + 25506.

It is an arithmetic number, because the mean of its divisors is an integer number (534009).

Almost surely, 2^3966846 is an apocalyptic number.

3966846 is an abundant number, since it is smaller than the sum of its proper divisors (4577298).

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

3966846 is a wasteful number, since it uses less digits than its factorization.

3966846 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 50875.

The product of its digits is 186624, while the sum is 42.

The square root of 3966846 is about 1991.6942536444. The cubic root of 3966846 is about 158.3003154297.

The spelling of 3966846 in words is "three million, nine hundred sixty-six thousand, eight hundred forty-six".