50199173 has 2 divisors, whose sum is σ = 50199174. Its totient is φ = 50199172.

The previous prime is 50199167. The next prime is 50199209. The reversal of 50199173 is 37199105.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 35438209 + 14760964 = 5953^2 + 3842^2 .

It is a cyclic number.

It is not a de Polignac number, because 50199173 - 2¹⁰ = 50198149 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (50196173) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25099586 + 25099587.

It is an arithmetic number, because the mean of its divisors is an integer number (25099587).

Almost surely, 2^50199173 is an apocalyptic number.

It is an amenable number.

50199173 is a deficient number, since it is larger than the sum of its proper divisors (1).

50199173 is an equidigital number, since it uses as much as digits as its factorization.

50199173 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 8505, while the sum is 35.

The square root of 50199173 is about 7085.1374722019. The cubic root of 50199173 is about 368.8916748343.

The spelling of 50199173 in words is "fifty million, one hundred ninety-nine thousand, one hundred seventy-three".