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BaseRepresentation
bin11000000100000000
312000012101
4120010000
511123220
62040144
7560230
oct300400
9160171
1098560
1168060
1249054
1335b27
1427cc0
151e30a
hex18100

98560 has 72 divisors (see below), whose sum is σ = 294336. Its totient is φ = 30720.

The previous prime is 98543. The next prime is 98561. The reversal of 98560 is 6589.

It is a Harshad number since it is a multiple of its sum of digits (28).

It is not an unprimeable number, because it can be changed into a prime (98561) by changing a digit.

98560 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a pernicious number, because its binary representation contains a prime number (3) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8955 + ... + 8965.

It is an arithmetic number, because the mean of its divisors is an integer number (4088).

298560 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 98560, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (147168).

98560 is an abundant number, since it is smaller than the sum of its proper divisors (195776).

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

98560 is a wasteful number, since it uses less digits than its factorization.

98560 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 39 (or 25 counting only the distinct ones).

The product of its (nonzero) digits is 2160, while the sum is 28.

The square root of 98560 is about 313.9426699256. The cubic root of 98560 is about 46.1920140117.

The spelling of 98560 in words is "ninety-eight thousand, five hundred sixty".