50203889 has 2 divisors, whose sum is σ = 50203890. Its totient is φ = 50203888.

The previous prime is 50203883. The next prime is 50203897. The reversal of 50203889 is 98830205.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 34339600 + 15864289 = 5860^2 + 3983^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-50203889 is a prime.

It is a Sophie Germain prime.

It is a Chen prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (50203883) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25101944 + 25101945.

It is an arithmetic number, because the mean of its divisors is an integer number (25101945).

Almost surely, 2^50203889 is an apocalyptic number.

It is an amenable number.

50203889 is a deficient number, since it is larger than the sum of its proper divisors (1).

50203889 is an equidigital number, since it uses as much as digits as its factorization.

50203889 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 17280, while the sum is 35.

The square root of 50203889 is about 7085.4702737362. The cubic root of 50203889 is about 368.9032264102.

The spelling of 50203889 in words is "fifty million, two hundred three thousand, eight hundred eighty-nine".