487566 has 16 divisors (see below), whose sum is σ = 1083600. Its totient is φ = 162504.

The previous prime is 487561. The next prime is 487589. The reversal of 487566 is 665784.

It is a happy number.

It is a Curzon number.

It is a nialpdrome in base 14.

It is a self number, because there is not a number n which added to its sum of digits gives 487566.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (487561) by changing a digit.

487566 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4461 + ... + 4568.

It is an arithmetic number, because the mean of its divisors is an integer number (67725).

2⁴⁸⁷⁵⁶⁶ is an apocalyptic number.

487566 is an abundant number, since it is smaller than the sum of its proper divisors (596034).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

487566 is a wasteful number, since it uses less digits than its factorization.

487566 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9040 (or 9034 counting only the distinct ones).

The product of its digits is 40320, while the sum is 36.

The square root of 487566 is about 698.2592641706. The cubic root of 487566 is about 78.7065973985.

The spelling of 487566 in words is "four hundred eighty-seven thousand, five hundred sixty-six".