500971 has 4 divisors (see below), whose sum is σ = 503712. Its totient is φ = 498232.

The previous prime is 500957. The next prime is 500977. The reversal of 500971 is 179005.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 179005 = 5 ⋅35801.

It is a cyclic number.

It is not a de Polignac number, because 500971 - 2⁹ = 500459 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (500977) 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, 1075 + ... + 1468.

It is an arithmetic number, because the mean of its divisors is an integer number (125928).

2⁵⁰⁰⁹⁷¹ is an apocalyptic number.

500971 is a deficient number, since it is larger than the sum of its proper divisors (2741).

500971 is a wasteful number, since it uses less digits than its factorization.

500971 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2740.

The product of its (nonzero) digits is 315, while the sum is 22.

The square root of 500971 is about 707.7930488497. The cubic root of 500971 is about 79.4213982557.

Adding to 500971 its reverse (179005), we get a palindrome (679976).

The spelling of 500971 in words is "five hundred thousand, nine hundred seventy-one".