50385171 has 4 divisors (see below), whose sum is σ = 67180232. Its totient is φ = 33590112.

The previous prime is 50385149. The next prime is 50385191. The reversal of 50385171 is 17158305.

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

It is not a de Polignac number, because 50385171 - 2¹³ = 50376979 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (50385191) 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, 8397526 + ... + 8397531.

It is an arithmetic number, because the mean of its divisors is an integer number (16795058).

Almost surely, 2^50385171 is an apocalyptic number.

50385171 is a deficient number, since it is larger than the sum of its proper divisors (16795061).

50385171 is a wasteful number, since it uses less digits than its factorization.

50385171 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16795060.

The product of its (nonzero) digits is 4200, while the sum is 30.

The square root of 50385171 is about 7098.2512635155. The cubic root of 50385171 is about 369.3467191566.

The spelling of 50385171 in words is "fifty million, three hundred eighty-five thousand, one hundred seventy-one".