559820 has 24 divisors (see below), whose sum is σ = 1227744. Its totient is φ = 214016.

The previous prime is 559813. The next prime is 559831. The reversal of 559820 is 28955.

It is a plaindrome in base 16.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 559820.

It is an unprimeable number.

559820 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, 149 + ... + 1068.

It is an arithmetic number, because the mean of its divisors is an integer number (51156).

2⁵⁵⁹⁸²⁰ is an apocalyptic number.

It is an amenable number.

559820 is an abundant number, since it is smaller than the sum of its proper divisors (667924).

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

559820 is a wasteful number, since it uses less digits than its factorization.

559820 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1249 (or 1247 counting only the distinct ones).

The product of its (nonzero) digits is 3600, while the sum is 29.

The square root of 559820 is about 748.2112001300. The cubic root of 559820 is about 82.4168737241.

The spelling of 559820 in words is "five hundred fifty-nine thousand, eight hundred twenty".