487712647 has 2 divisors, whose sum is σ = 487712648. Its totient is φ = 487712646.

The previous prime is 487712627. The next prime is 487712681. The reversal of 487712647 is 746217784.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 487712647 - 2²⁷ = 353494919 is a prime.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 487712597 and 487712606.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (487712627) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 243856323 + 243856324.

It is an arithmetic number, because the mean of its divisors is an integer number (243856324).

Almost surely, 2^487712647 is an apocalyptic number.

487712647 is a deficient number, since it is larger than the sum of its proper divisors (1).

487712647 is an equidigital number, since it uses as much as digits as its factorization.

487712647 is an evil number, because the sum of its binary digits is even.

The product of its digits is 526848, while the sum is 46.

The square root of 487712647 is about 22084.2171470940. The cubic root of 487712647 is about 787.1448756407.

The spelling of 487712647 in words is "four hundred eighty-seven million, seven hundred twelve thousand, six hundred forty-seven".