485820589 has 2 divisors, whose sum is σ = 485820590. Its totient is φ = 485820588.

The previous prime is 485820583. The next prime is 485820607. The reversal of 485820589 is 985028584.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 458174025 + 27646564 = 21405^2 + 5258^2 .

It is a cyclic number.

It is not a de Polignac number, because 485820589 - 2¹⁷ = 485689517 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (485820583) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 242910294 + 242910295.

It is an arithmetic number, because the mean of its divisors is an integer number (242910295).

Almost surely, 2^485820589 is an apocalyptic number.

It is an amenable number.

485820589 is a deficient number, since it is larger than the sum of its proper divisors (1).

485820589 is an equidigital number, since it uses as much as digits as its factorization.

485820589 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 921600, while the sum is 49.

The square root of 485820589 is about 22041.3381853280. The cubic root of 485820589 is about 786.1256594758.

The spelling of 485820589 in words is "four hundred eighty-five million, eight hundred twenty thousand, five hundred eighty-nine".