671169 has 8 divisors (see below), whose sum is σ = 898720. Its totient is φ = 445536.

The previous prime is 671161. The next prime is 671189. The reversal of 671169 is 961176.

671169 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 671169 - 2³ = 671161 is a prime.

It is a super-2 number, since 2×671169² = 900935653122, which contains 22 as substring.

It is a Duffinian number.

It is a Curzon number.

671169 is a lucky number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (671161) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 954 + ... + 1500.

It is an arithmetic number, because the mean of its divisors is an integer number (112340).

2⁶⁷¹¹⁶⁹ is an apocalyptic number.

It is an amenable number.

671169 is a deficient number, since it is larger than the sum of its proper divisors (227551).

671169 is a wasteful number, since it uses less digits than its factorization.

671169 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 959.

The product of its digits is 2268, while the sum is 30.

The square root of 671169 is about 819.2490463833. The cubic root of 671169 is about 87.5542629406.

The spelling of 671169 in words is "six hundred seventy-one thousand, one hundred sixty-nine".