6670171 has 4 divisors (see below), whose sum is σ = 7062552. Its totient is φ = 6277792.

The previous prime is 6670109. The next prime is 6670187. The reversal of 6670171 is 1710766.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 6670171 - 2⁷ = 6670043 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (6670271) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 196165 + ... + 196198.

It is an arithmetic number, because the mean of its divisors is an integer number (1765638).

Almost surely, 2^6670171 is an apocalyptic number.

6670171 is a deficient number, since it is larger than the sum of its proper divisors (392381).

6670171 is a wasteful number, since it uses less digits than its factorization.

6670171 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 392380.

The product of its (nonzero) digits is 1764, while the sum is 28.

The square root of 6670171 is about 2582.6674195490. The cubic root of 6670171 is about 188.2401770390.

The spelling of 6670171 in words is "six million, six hundred seventy thousand, one hundred seventy-one".