559639 has 2 divisors, whose sum is σ = 559640. Its totient is φ = 559638.

The previous prime is 559633. The next prime is 559649. The reversal of 559639 is 936955.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 559639 - 2³ = 559631 is a prime.

It is a d-powerful number, because it can be written as 5 + 5 + 6⁵ + 9³ + 3⁹ + 9⁶ .

It is a junction number, because it is equal to n+sod(n) for n = 559598 and 559607.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (559631) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 279819 + 279820.

It is an arithmetic number, because the mean of its divisors is an integer number (279820).

2⁵⁵⁹⁶³⁹ is an apocalyptic number.

559639 is a deficient number, since it is larger than the sum of its proper divisors (1).

559639 is an equidigital number, since it uses as much as digits as its factorization.

559639 is an evil number, because the sum of its binary digits is even.

The product of its digits is 36450, while the sum is 37.

The square root of 559639 is about 748.0902351989. The cubic root of 559639 is about 82.4079904747.

The spelling of 559639 in words is "five hundred fifty-nine thousand, six hundred thirty-nine".