598556 has 12 divisors (see below), whose sum is σ = 1197168. Its totient is φ = 256512.

The previous prime is 598541. The next prime is 598571. The reversal of 598556 is 655895.

It is an interprime number because it is at equal distance from previous prime (598541) and next prime (598571).

598556 is an admirable number.

It is a super-3 number, since 3×598556³ = 643332690701590848, which contains 333 as substring.

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 598556.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10661 + ... + 10716.

It is an arithmetic number, because the mean of its divisors is an integer number (99764).

2⁵⁹⁸⁵⁵⁶ is an apocalyptic number.

It is an amenable number.

598556 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

598556 is a wasteful number, since it uses less digits than its factorization.

598556 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21388 (or 21386 counting only the distinct ones).

The product of its digits is 54000, while the sum is 38.

The square root of 598556 is about 773.6640097613. The cubic root of 598556 is about 84.2755501348.

The spelling of 598556 in words is "five hundred ninety-eight thousand, five hundred fifty-six".