98461566 has 48 divisors (see below), whose sum is σ = 245273184. Its totient is φ = 27963072.

The previous prime is 98461543. The next prime is 98461579. The reversal of 98461566 is 66516489.

98461566 is a `hidden beast` number, since 9 + 84 + 6 + 1 + 566 = 666.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 19540 + ... + 24056.

It is an arithmetic number, because the mean of its divisors is an integer number (5109858).

Almost surely, 2^98461566 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 98461566, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (122636592).

98461566 is an abundant number, since it is smaller than the sum of its proper divisors (146811618).

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

98461566 is a wasteful number, since it uses less digits than its factorization.

98461566 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4705 (or 4702 counting only the distinct ones).

The product of its digits is 311040, while the sum is 45.

The square root of 98461566 is about 9922.7801547752. The cubic root of 98461566 is about 461.7663123558.

The spelling of 98461566 in words is "ninety-eight million, four hundred sixty-one thousand, five hundred sixty-six".