3173993 has 4 divisors (see below), whose sum is σ = 3178308. Its totient is φ = 3169680.

The previous prime is 3173987. The next prime is 3174001. The reversal of 3173993 is 3993713.

It is a happy number.

3173993 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.

It can be written as a sum of positive squares in 2 ways, for example, as 2729104 + 444889 = 1652^2 + 667^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3173993 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3173903) 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, 746 + ... + 2627.

It is an arithmetic number, because the mean of its divisors is an integer number (794577).

Almost surely, 2^3173993 is an apocalyptic number.

It is an amenable number.

3173993 is a deficient number, since it is larger than the sum of its proper divisors (4315).

3173993 is an equidigital number, since it uses as much as digits as its factorization.

3173993 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4314.

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

The square root of 3173993 is about 1781.5703746976. The cubic root of 3173993 is about 146.9609626855.

The spelling of 3173993 in words is "three million, one hundred seventy-three thousand, nine hundred ninety-three".