50486521 has 2 divisors, whose sum is σ = 50486522. Its totient is φ = 50486520.

The previous prime is 50486503. The next prime is 50486543. The reversal of 50486521 is 12568405.

50486521 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 can be written as a sum of positive squares in only one way, i.e., 34574400 + 15912121 = 5880^2 + 3989^2 .

It is a cyclic number.

It is not a de Polignac number, because 50486521 - 2⁷ = 50486393 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (50489521) 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, 25243260 + 25243261.

It is an arithmetic number, because the mean of its divisors is an integer number (25243261).

Almost surely, 2^50486521 is an apocalyptic number.

It is an amenable number.

50486521 is a deficient number, since it is larger than the sum of its proper divisors (1).

50486521 is an equidigital number, since it uses as much as digits as its factorization.

50486521 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 9600, while the sum is 31.

The square root of 50486521 is about 7105.3867593538. The cubic root of 50486521 is about 369.5942008274.

It can be divided in two parts, 504 and 86521, that added together give a square (87025 = 295²).

The spelling of 50486521 in words is "fifty million, four hundred eighty-six thousand, five hundred twenty-one".