50033891 has 2 divisors, whose sum is σ = 50033892. Its totient is φ = 50033890.

The previous prime is 50033869. The next prime is 50033923. The reversal of 50033891 is 19833005.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 50033891 - 2⁶ = 50033827 is a prime.

It is not a weakly prime, because it can be changed into another prime (50033831) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25016945 + 25016946.

It is an arithmetic number, because the mean of its divisors is an integer number (25016946).

Almost surely, 2^50033891 is an apocalyptic number.

50033891 is a deficient number, since it is larger than the sum of its proper divisors (1).

50033891 is an equidigital number, since it uses as much as digits as its factorization.

50033891 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3240, while the sum is 29.

The square root of 50033891 is about 7073.4638615038. The cubic root of 50033891 is about 368.4863680722.

Adding to 50033891 its reverse (19833005), we get a palindrome (69866896).

The spelling of 50033891 in words is "fifty million, thirty-three thousand, eight hundred ninety-one".