50171 has 4 divisors (see below), whose sum is σ = 54744. Its totient is φ = 45600.

The previous prime is 50159. The next prime is 50177. The reversal of 50171 is 17105.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-50171 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (50177) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2270 + ... + 2291.

It is an arithmetic number, because the mean of its divisors is an integer number (13686).

2⁵⁰¹⁷¹ is an apocalyptic number.

50171 is a deficient number, since it is larger than the sum of its proper divisors (4573).

50171 is a wasteful number, since it uses less digits than its factorization.

50171 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4572.

The product of its (nonzero) digits is 35, while the sum is 14.

The square root of 50171 is about 223.9888390077. The cubic root of 50171 is about 36.8822651586.

Adding to 50171 its reverse (17105), we get a palindrome (67276).

The spelling of 50171 in words is "fifty thousand, one hundred seventy-one".