486715491 has 24 divisors (see below), whose sum is σ = 745224480. Its totient is φ = 305047296.

The previous prime is 486715487. The next prime is 486715517. The reversal of 486715491 is 194517684.

486715491 is a `hidden beast` number, since 48 + 67 + 1 + 549 + 1 = 666.

It is not a de Polignac number, because 486715491 - 2² = 486715487 is a prime.

It is not an unprimeable number, because it can be changed into a prime (486715451) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 258090 + ... + 259968.

It is an arithmetic number, because the mean of its divisors is an integer number (31051020).

Almost surely, 2^486715491 is an apocalyptic number.

486715491 is a deficient number, since it is larger than the sum of its proper divisors (258508989).

486715491 is a wasteful number, since it uses less digits than its factorization.

486715491 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3595 (or 3592 counting only the distinct ones).

The product of its digits is 241920, while the sum is 45.

The square root of 486715491 is about 22061.6293822555. The cubic root of 486715491 is about 786.6080555977.

The spelling of 486715491 in words is "four hundred eighty-six million, seven hundred fifteen thousand, four hundred ninety-one".