485636587 has 2 divisors, whose sum is σ = 485636588. Its totient is φ = 485636586.

The previous prime is 485636549. The next prime is 485636609. The reversal of 485636587 is 785636584.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-485636587 is a prime.

It is not a weakly prime, because it can be changed into another prime (485636537) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 242818293 + 242818294.

It is an arithmetic number, because the mean of its divisors is an integer number (242818294).

Almost surely, 2^485636587 is an apocalyptic number.

485636587 is a deficient number, since it is larger than the sum of its proper divisors (1).

485636587 is an equidigital number, since it uses as much as digits as its factorization.

485636587 is an evil number, because the sum of its binary digits is even.

The product of its digits is 4838400, while the sum is 52.

The square root of 485636587 is about 22037.1637694146. The cubic root of 485636587 is about 786.0263999533.

The spelling of 485636587 in words is "four hundred eighty-five million, six hundred thirty-six thousand, five hundred eighty-seven".