98400984 has 64 divisors (see below), whose sum is σ = 274942080. Its totient is φ = 29088000.

The previous prime is 98400979. The next prime is 98401013. The reversal of 98400984 is 48900489.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6279 + ... + 15369.

It is an arithmetic number, because the mean of its divisors is an integer number (4295970).

Almost surely, 2^98400984 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 98400984, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (137471040).

98400984 is an abundant number, since it is smaller than the sum of its proper divisors (176541096).

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

98400984 is a wasteful number, since it uses less digits than its factorization.

98400984 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9152 (or 9148 counting only the distinct ones).

The product of its (nonzero) digits is 82944, while the sum is 42.

The square root of 98400984 is about 9919.7270123729. The cubic root of 98400984 is about 461.6715868458.

It can be divided in two parts, 98400 and 984, that multiplied together give a square (96825600 = 9840²).

The spelling of 98400984 in words is "ninety-eight million, four hundred thousand, nine hundred eighty-four".