98556 has 24 divisors (see below), whose sum is σ = 236544. Its totient is φ = 31920.

The previous prime is 98543. The next prime is 98561. The reversal of 98556 is 65589.

It is a zygodrome in base 2.

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 98556.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 421 + ... + 611.

It is an arithmetic number, because the mean of its divisors is an integer number (9856).

2⁹⁸⁵⁵⁶ is an apocalyptic number.

It is an amenable number.

98556 is an abundant number, since it is smaller than the sum of its proper divisors (137988).

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

It is a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (118272).

98556 is a wasteful number, since it uses less digits than its factorization.

98556 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 241 (or 239 counting only the distinct ones).

The product of its digits is 10800, while the sum is 33.

The square root of 98556 is about 313.9362992710. The cubic root of 98556 is about 46.1913891112.

Adding to 98556 its sum of digits (33), we get a palindrome (98589).

The spelling of 98556 in words is "ninety-eight thousand, five hundred fifty-six".