98686812 has 48 divisors (see below), whose sum is σ = 264724992. Its totient is φ = 28029120.

The previous prime is 98686789. The next prime is 98686829. The reversal of 98686812 is 21868689.

It is a Smith number, since the sum of its digits (48) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 11137 + ... + 17927.

It is an arithmetic number, because the mean of its divisors is an integer number (5515104).

Almost surely, 2^98686812 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 98686812, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (132362496).

98686812 is an abundant number, since it is smaller than the sum of its proper divisors (166038180).

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

98686812 is a wasteful number, since it uses less digits than its factorization.

98686812 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6978 (or 6976 counting only the distinct ones).

The product of its digits is 331776, while the sum is 48.

The square root of 98686812 is about 9934.1236150956. The cubic root of 98686812 is about 462.1181647111.

The spelling of 98686812 in words is "ninety-eight million, six hundred eighty-six thousand, eight hundred twelve".