487571 has 4 divisors (see below), whose sum is σ = 557232. Its totient is φ = 417912.

The previous prime is 487561. The next prime is 487589. The reversal of 487571 is 175784.

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 487571 - 2⁶ = 487507 is a prime.

It is a Duffinian number.

It is a nialpdrome in base 14.

It is not an unprimeable number, because it can be changed into a prime (487561) 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, 34820 + ... + 34833.

It is an arithmetic number, because the mean of its divisors is an integer number (139308).

2⁴⁸⁷⁵⁷¹ is an apocalyptic number.

487571 is a deficient number, since it is larger than the sum of its proper divisors (69661).

487571 is an equidigital number, since it uses as much as digits as its factorization.

487571 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 69660.

The product of its digits is 7840, while the sum is 32.

The square root of 487571 is about 698.2628444934. The cubic root of 487571 is about 78.7068664435.

The spelling of 487571 in words is "four hundred eighty-seven thousand, five hundred seventy-one".