3966436 has 12 divisors (see below), whose sum is σ = 6955312. Its totient is φ = 1979208.

The previous prime is 3966433. The next prime is 3966439. The reversal of 3966436 is 6346693.

3966436 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 (3966433) and next prime (3966439).

It is a super-2 number, since 2×3966436² = 31465229084192, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 3966395 and 3966404.

It is not an unprimeable number, because it can be changed into a prime (3966433) 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 3 ways as a sum of consecutive naturals, for example, 2971 + ... + 4093.

Almost surely, 2^3966436 is an apocalyptic number.

It is an amenable number.

3966436 is a deficient number, since it is larger than the sum of its proper divisors (2988876).

3966436 is a wasteful number, since it uses less digits than its factorization.

3966436 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2010 (or 2008 counting only the distinct ones).

The product of its digits is 69984, while the sum is 37.

The square root of 3966436 is about 1991.5913235400. The cubic root of 3966436 is about 158.2948614439.

The spelling of 3966436 in words is "three million, nine hundred sixty-six thousand, four hundred thirty-six".