3170985 has 16 divisors (see below), whose sum is σ = 5106240. Its totient is φ = 1680320.

The previous prime is 3170983. The next prime is 3171013. The reversal of 3170985 is 5890713.

It is not a de Polignac number, because 3170985 - 2¹ = 3170983 is a prime.

It is a Curzon number.

3170985 is a lucky number.

It is not an unprimeable number, because it can be changed into a prime (3170983) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2095 + ... + 3275.

It is an arithmetic number, because the mean of its divisors is an integer number (319140).

Almost surely, 2^3170985 is an apocalyptic number.

It is an amenable number.

3170985 is a deficient number, since it is larger than the sum of its proper divisors (1935255).

3170985 is a wasteful number, since it uses less digits than its factorization.

3170985 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1368.

The product of its (nonzero) digits is 7560, while the sum is 33.

The square root of 3170985 is about 1780.7259755504. The cubic root of 3170985 is about 146.9145229385.

The spelling of 3170985 in words is "three million, one hundred seventy thousand, nine hundred eighty-five".