85588559 has 8 divisors (see below), whose sum is σ = 102963840. Its totient is φ = 69500376.

The previous prime is 85588553. The next prime is 85588561. The reversal of 85588559 is 95588558.

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 85588559 - 2¹² = 85584463 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 85588559.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (85588553) 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, 321629 + ... + 321894.

It is an arithmetic number, because the mean of its divisors is an integer number (12870480).

Almost surely, 2^85588559 is an apocalyptic number.

85588559 is a deficient number, since it is larger than the sum of its proper divisors (17375281).

85588559 is a wasteful number, since it uses less digits than its factorization.

85588559 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 643549.

The product of its digits is 2880000, while the sum is 53.

The square root of 85588559 is about 9251.4084873602. The cubic root of 85588559 is about 440.6954549511.

Subtracting 85588559 from its reverse (95588558), we obtain a palindrome (9999999).

The spelling of 85588559 in words is "eighty-five million, five hundred eighty-eight thousand, five hundred fifty-nine".