50421071 has 2 divisors, whose sum is σ = 50421072. Its totient is φ = 50421070.

The previous prime is 50421067. The next prime is 50421127. The reversal of 50421071 is 17012405.

50421071 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 50421071 - 2² = 50421067 is a prime.

It is a Chen prime.

It is equal to p_3024812 and since 50421071 and 3024812 have the same sum of digits, it is a Honaker prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (50421061) 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, 25210535 + 25210536.

It is an arithmetic number, because the mean of its divisors is an integer number (25210536).

Almost surely, 2^50421071 is an apocalyptic number.

50421071 is a deficient number, since it is larger than the sum of its proper divisors (1).

50421071 is an equidigital number, since it uses as much as digits as its factorization.

50421071 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 280, while the sum is 20.

The square root of 50421071 is about 7100.7796050856. The cubic root of 50421071 is about 369.4344195587.

Adding to 50421071 its reverse (17012405), we get a palindrome (67433476).

The spelling of 50421071 in words is "fifty million, four hundred twenty-one thousand, seventy-one".