516671 has 4 divisors (see below), whose sum is σ = 527712. Its totient is φ = 505632.

The previous prime is 516653. The next prime is 516673. The reversal of 516671 is 176615.

516671 is nontrivially palindromic in base 2.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 176615 = 5 ⋅35323.

It is a cyclic number.

It is not a de Polignac number, because 516671 - 2¹⁴ = 500287 is a prime.

It is a Duffinian number.

It is a nialpdrome in base 14.

It is a self number, because there is not a number n which added to its sum of digits gives 516671.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (516673) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5450 + ... + 5543.

It is an arithmetic number, because the mean of its divisors is an integer number (131928).

2⁵¹⁶⁶⁷¹ is an apocalyptic number.

516671 is a deficient number, since it is larger than the sum of its proper divisors (11041).

516671 is a wasteful number, since it uses less digits than its factorization.

516671 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11040.

The product of its digits is 1260, while the sum is 26.

The square root of 516671 is about 718.7983027248. The cubic root of 516671 is about 80.2425451549.

The spelling of 516671 in words is "five hundred sixteen thousand, six hundred seventy-one".