50012173 has 2 divisors, whose sum is σ = 50012174. Its totient is φ = 50012172.

The previous prime is 50012167. The next prime is 50012233. The reversal of 50012173 is 37121005.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 49519369 + 492804 = 7037^2 + 702^2 .

It is a cyclic number.

It is not a de Polignac number, because 50012173 - 2⁵ = 50012141 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 50012173.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (50018173) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25006086 + 25006087.

It is an arithmetic number, because the mean of its divisors is an integer number (25006087).

Almost surely, 2^50012173 is an apocalyptic number.

It is an amenable number.

50012173 is a deficient number, since it is larger than the sum of its proper divisors (1).

50012173 is an equidigital number, since it uses as much as digits as its factorization.

50012173 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 210, while the sum is 19.

The square root of 50012173 is about 7071.9285205664. The cubic root of 50012173 is about 368.4330445817.

Adding to 50012173 its reverse (37121005), we get a palindrome (87133178).

The spelling of 50012173 in words is "fifty million, twelve thousand, one hundred seventy-three".