50530243 has 2 divisors, whose sum is σ = 50530244. Its totient is φ = 50530242.

The previous prime is 50530231. The next prime is 50530247. The reversal of 50530243 is 34203505.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-50530243 is a prime.

It is a zygodrome in base 2.

It is not a weakly prime, because it can be changed into another prime (50530247) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25265121 + 25265122.

It is an arithmetic number, because the mean of its divisors is an integer number (25265122).

Almost surely, 2^50530243 is an apocalyptic number.

50530243 is a deficient number, since it is larger than the sum of its proper divisors (1).

50530243 is an equidigital number, since it uses as much as digits as its factorization.

50530243 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1800, while the sum is 22.

The square root of 50530243 is about 7108.4627733428. The cubic root of 50530243 is about 369.7008612114.

Adding to 50530243 its reverse (34203505), we get a palindrome (84733748).

The spelling of 50530243 in words is "fifty million, five hundred thirty thousand, two hundred forty-three".