499580 has 12 divisors (see below), whose sum is σ = 1049160. Its totient is φ = 199824.

The previous prime is 499571. The next prime is 499591. The reversal of 499580 is 85994.

It is a self number, because there is not a number n which added to its sum of digits gives 499580.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 499580.

It is an unprimeable number.

499580 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 3 ways as a sum of consecutive naturals, for example, 12470 + ... + 12509.

It is an arithmetic number, because the mean of its divisors is an integer number (87430).

2⁴⁹⁹⁵⁸⁰ is an apocalyptic number.

It is an amenable number.

499580 is an abundant number, since it is smaller than the sum of its proper divisors (549580).

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

499580 is a wasteful number, since it uses less digits than its factorization.

499580 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24988 (or 24986 counting only the distinct ones).

The product of its (nonzero) digits is 12960, while the sum is 35.

The square root of 499580 is about 706.8097339454. The cubic root of 499580 is about 79.3478227582.

The spelling of 499580 in words is "four hundred ninety-nine thousand, five hundred eighty".