485806571 has 2 divisors, whose sum is σ = 485806572. Its totient is φ = 485806570.

The previous prime is 485806567. The next prime is 485806583. The reversal of 485806571 is 175608584.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 485806571 - 2² = 485806567 is a prime.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (485806511) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 242903285 + 242903286.

It is an arithmetic number, because the mean of its divisors is an integer number (242903286).

Almost surely, 2^485806571 is an apocalyptic number.

485806571 is a deficient number, since it is larger than the sum of its proper divisors (1).

485806571 is an equidigital number, since it uses as much as digits as its factorization.

485806571 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 268800, while the sum is 44.

The square root of 485806571 is about 22041.0201896373. The cubic root of 485806571 is about 786.1180983749.

The spelling of 485806571 in words is "four hundred eighty-five million, eight hundred six thousand, five hundred seventy-one".