3939170 has 32 divisors (see below), whose sum is σ = 7451136. Its totient is φ = 1497600.

The previous prime is 3939149. The next prime is 3939181. The reversal of 3939170 is 719393.

It is a happy number.

3939170 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Smith number, since the sum of its digits (32) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Curzon number.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 30005 + ... + 30135.

It is an arithmetic number, because the mean of its divisors is an integer number (232848).

Almost surely, 2^3939170 is an apocalyptic number.

3939170 is a deficient number, since it is larger than the sum of its proper divisors (3511966).

3939170 is a wasteful number, since it uses less digits than its factorization.

3939170 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 266.

The product of its (nonzero) digits is 5103, while the sum is 32.

The square root of 3939170 is about 1984.7342391363. The cubic root of 3939170 is about 157.9313112739.

The spelling of 3939170 in words is "three million, nine hundred thirty-nine thousand, one hundred seventy".