50342909 has 2 divisors, whose sum is σ = 50342910. Its totient is φ = 50342908.

The previous prime is 50342891. The next prime is 50342911. The reversal of 50342909 is 90924305.

50342909 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 35880100 + 14462809 = 5990^2 + 3803^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-50342909 is a prime.

Together with 50342911, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (50342309) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25171454 + 25171455.

It is an arithmetic number, because the mean of its divisors is an integer number (25171455).

Almost surely, 2^50342909 is an apocalyptic number.

It is an amenable number.

50342909 is a deficient number, since it is larger than the sum of its proper divisors (1).

50342909 is an equidigital number, since it uses as much as digits as its factorization.

50342909 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 9720, while the sum is 32.

The square root of 50342909 is about 7095.2737086035. The cubic root of 50342909 is about 369.2434235703.

The spelling of 50342909 in words is "fifty million, three hundred forty-two thousand, nine hundred nine".