50585389 has 2 divisors, whose sum is σ = 50585390. Its totient is φ = 50585388.

The previous prime is 50585383. The next prime is 50585411. The reversal of 50585389 is 98358505.

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., 47032164 + 3553225 = 6858^2 + 1885^2 .

It is a cyclic number.

It is not a de Polignac number, because 50585389 - 2⁵ = 50585357 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (50585383) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25292694 + 25292695.

It is an arithmetic number, because the mean of its divisors is an integer number (25292695).

Almost surely, 2^50585389 is an apocalyptic number.

It is an amenable number.

50585389 is a deficient number, since it is larger than the sum of its proper divisors (1).

50585389 is an equidigital number, since it uses as much as digits as its factorization.

50585389 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 216000, while the sum is 43.

The square root of 50585389 is about 7112.3406133284. The cubic root of 50585389 is about 369.8353028867.

The spelling of 50585389 in words is "fifty million, five hundred eighty-five thousand, three hundred eighty-nine".