50347789 has 2 divisors, whose sum is σ = 50347790. Its totient is φ = 50347788.

The previous prime is 50347769. The next prime is 50347819. The reversal of 50347789 is 98774305.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 32114889 + 18232900 = 5667^2 + 4270^2 .

It is a cyclic number.

It is not a de Polignac number, because 50347789 - 2⁵ = 50347757 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (50347729) 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, 25173894 + 25173895.

It is an arithmetic number, because the mean of its divisors is an integer number (25173895).

Almost surely, 2^50347789 is an apocalyptic number.

It is an amenable number.

50347789 is a deficient number, since it is larger than the sum of its proper divisors (1).

50347789 is an equidigital number, since it uses as much as digits as its factorization.

50347789 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 211680, while the sum is 43.

The square root of 50347789 is about 7095.6175911615. The cubic root of 50347789 is about 369.2553540799.

The spelling of 50347789 in words is "fifty million, three hundred forty-seven thousand, seven hundred eighty-nine".