3173939 has 4 divisors (see below), whose sum is σ = 3177720. Its totient is φ = 3170160.

The previous prime is 3173927. The next prime is 3173953. The reversal of 3173939 is 9393713.

It is a happy number.

3173939 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 3173939 - 2⁴ = 3173923 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 3173899 and 3173908.

It is not an unprimeable number, because it can be changed into a prime (3173039) 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, 2 + ... + 2519.

It is an arithmetic number, because the mean of its divisors is an integer number (794430).

Almost surely, 2^3173939 is an apocalyptic number.

3173939 is a deficient number, since it is larger than the sum of its proper divisors (3781).

3173939 is a wasteful number, since it uses less digits than its factorization.

3173939 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3780.

The product of its digits is 15309, while the sum is 35.

The square root of 3173939 is about 1781.5552194642. Note that the first 3 decimals coincide. The cubic root of 3173939 is about 146.9601292519.

The spelling of 3173939 in words is "three million, one hundred seventy-three thousand, nine hundred thirty-nine".