50507173 has 2 divisors, whose sum is σ = 50507174. Its totient is φ = 50507172.

The previous prime is 50507161. The next prime is 50507189. The reversal of 50507173 is 37170505.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 34128964 + 16378209 = 5842^2 + 4047^2 .

It is a cyclic number.

It is not a de Polignac number, because 50507173 - 2⁵ = 50507141 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (50507113) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25253586 + 25253587.

It is an arithmetic number, because the mean of its divisors is an integer number (25253587).

Almost surely, 2^50507173 is an apocalyptic number.

It is an amenable number.

50507173 is a deficient number, since it is larger than the sum of its proper divisors (1).

50507173 is an equidigital number, since it uses as much as digits as its factorization.

50507173 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3675, while the sum is 28.

The square root of 50507173 is about 7106.8398743745. The cubic root of 50507173 is about 369.6445893190.

Adding to 50507173 its reverse (37170505), we get a palindrome (87677678).

The spelling of 50507173 in words is "fifty million, five hundred seven thousand, one hundred seventy-three".