3966433 has 2 divisors, whose sum is σ = 3966434. Its totient is φ = 3966432.

The previous prime is 3966409. The next prime is 3966439. The reversal of 3966433 is 3346693.

3966433 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 3869089 + 97344 = 1967^2 + 312^2 .

It is a cyclic number.

It is not a de Polignac number, because 3966433 - 2¹⁷ = 3835361 is a prime.

3966433 is a lucky number.

It is not a weakly prime, because it can be changed into another prime (3966439) 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 as a sum of consecutive naturals, namely, 1983216 + 1983217.

It is an arithmetic number, because the mean of its divisors is an integer number (1983217).

Almost surely, 2^3966433 is an apocalyptic number.

It is an amenable number.

3966433 is a deficient number, since it is larger than the sum of its proper divisors (1).

3966433 is an equidigital number, since it uses as much as digits as its factorization.

3966433 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 34992, while the sum is 34.

The square root of 3966433 is about 1991.5905703733. The cubic root of 3966433 is about 158.2948215353.

The spelling of 3966433 in words is "three million, nine hundred sixty-six thousand, four hundred thirty-three".