487818671 has 4 divisors (see below), whose sum is σ = 492377832. Its totient is φ = 483259512.

The previous prime is 487818649. The next prime is 487818677. The reversal of 487818671 is 176818784.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 487818671 - 2⁶ = 487818607 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (487818677) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2279420 + ... + 2279633.

It is an arithmetic number, because the mean of its divisors is an integer number (123094458).

Almost surely, 2^487818671 is an apocalyptic number.

487818671 is a deficient number, since it is larger than the sum of its proper divisors (4559161).

487818671 is a wasteful number, since it uses less digits than its factorization.

487818671 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4559160.

The product of its digits is 602112, while the sum is 50.

The square root of 487818671 is about 22086.6174639758. The cubic root of 487818671 is about 787.2019107289.

The spelling of 487818671 in words is "four hundred eighty-seven million, eight hundred eighteen thousand, six hundred seventy-one".