559643 has 8 divisors (see below), whose sum is σ = 660480. Its totient is φ = 464040.

The previous prime is 559639. The next prime is 559649. The reversal of 559643 is 346955.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 559643 - 2² = 559639 is a prime.

It is a Duffinian number.

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 559643.

It is not an unprimeable number, because it can be changed into a prime (559649) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1073 + ... + 1506.

It is an arithmetic number, because the mean of its divisors is an integer number (82560).

2⁵⁵⁹⁶⁴³ is an apocalyptic number.

559643 is a deficient number, since it is larger than the sum of its proper divisors (100837).

559643 is a wasteful number, since it uses less digits than its factorization.

559643 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2617.

The product of its digits is 16200, while the sum is 32.

The square root of 559643 is about 748.0929086684. The cubic root of 559643 is about 82.4081868103.

The spelling of 559643 in words is "five hundred fifty-nine thousand, six hundred forty-three".