98661836 has 96 divisors (see below), whose sum is σ = 222781440. Its totient is φ = 37200384.

The previous prime is 98661803. The next prime is 98661841. The reversal of 98661836 is 63816689.

It is a Harshad number since it is a multiple of its sum of digits (47).

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1248845 + ... + 1248923.

It is an arithmetic number, because the mean of its divisors is an integer number (2320640).

Almost surely, 2^98661836 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 98661836, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (111390720).

98661836 is an abundant number, since it is smaller than the sum of its proper divisors (124119604).

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

98661836 is a wasteful number, since it uses less digits than its factorization.

98661836 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 223 (or 221 counting only the distinct ones).

The product of its digits is 373248, while the sum is 47.

The square root of 98661836 is about 9932.8664543524. The cubic root of 98661836 is about 462.0791766002.

The spelling of 98661836 in words is "ninety-eight million, six hundred sixty-one thousand, eight hundred thirty-six".