50503493 has 2 divisors, whose sum is σ = 50503494. Its totient is φ = 50503492.

The previous prime is 50503451. The next prime is 50503559. The reversal of 50503493 is 39430505.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 49801249 + 702244 = 7057^2 + 838^2 .

It is a cyclic number.

It is not a de Polignac number, because 50503493 - 2¹⁸ = 50241349 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (50503793) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25251746 + 25251747.

It is an arithmetic number, because the mean of its divisors is an integer number (25251747).

Almost surely, 2^50503493 is an apocalyptic number.

It is an amenable number.

50503493 is a deficient number, since it is larger than the sum of its proper divisors (1).

50503493 is an equidigital number, since it uses as much as digits as its factorization.

50503493 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 8100, while the sum is 29.

The square root of 50503493 is about 7106.5809641487. The cubic root of 50503493 is about 369.6356115504.

Adding to 50503493 its reverse (39430505), we get a palindrome (89933998).

The spelling of 50503493 in words is "fifty million, five hundred three thousand, four hundred ninety-three".