3966434 has 8 divisors (see below), whose sum is σ = 5983068. Its totient is φ = 1972080.

The previous prime is 3966433. The next prime is 3966439. The reversal of 3966434 is 4346693.

It is a happy number.

3966434 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 3667225 + 299209 = 1915^2 + 547^2 .

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

It is a super-4 number, since 4×3966434⁴ (a number of 27 digits) contains 4444 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 3966394 and 3966403.

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, 5117 + ... + 5840.

Almost surely, 2^3966434 is an apocalyptic number.

3966434 is a deficient number, since it is larger than the sum of its proper divisors (2016634).

3966434 is a wasteful number, since it uses less digits than its factorization.

3966434 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11140.

The product of its digits is 46656, while the sum is 35.

The square root of 3966434 is about 1991.5908214289. The cubic root of 3966434 is about 158.2948348381.

The spelling of 3966434 in words is "three million, nine hundred sixty-six thousand, four hundred thirty-four".