487717 has 2 divisors, whose sum is σ = 487718. Its totient is φ = 487716.

The previous prime is 487709. The next prime is 487727. The reversal of 487717 is 717784.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 474721 + 12996 = 689^2 + 114^2 .

It is a cyclic number.

It is not a de Polignac number, because 487717 - 2³ = 487709 is a prime.

It is an Ulam number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (487727) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 243858 + 243859.

It is an arithmetic number, because the mean of its divisors is an integer number (243859).

2⁴⁸⁷⁷¹⁷ is an apocalyptic number.

It is an amenable number.

487717 is a deficient number, since it is larger than the sum of its proper divisors (1).

487717 is an equidigital number, since it uses as much as digits as its factorization.

487717 is an evil number, because the sum of its binary digits is even.

The product of its digits is 10976, while the sum is 34.

The square root of 487717 is about 698.3673818271. The cubic root of 487717 is about 78.7147217478.

The spelling of 487717 in words is "four hundred eighty-seven thousand, seven hundred seventeen".