98512220 has 48 divisors (see below), whose sum is σ = 216857088. Its totient is φ = 37519680.

The previous prime is 98512199. The next prime is 98512237. The reversal of 98512220 is 2221589.

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, 151937 + ... + 152583.

It is an arithmetic number, because the mean of its divisors is an integer number (4517856).

Almost surely, 2^98512220 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 98512220, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (108428544).

98512220 is an abundant number, since it is smaller than the sum of its proper divisors (118344868).

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

98512220 is a wasteful number, since it uses less digits than its factorization.

98512220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1010 (or 1008 counting only the distinct ones).

The product of its (nonzero) digits is 2880, while the sum is 29.

The square root of 98512220 is about 9925.3322362528. The cubic root of 98512220 is about 461.8454847063.

The spelling of 98512220 in words is "ninety-eight million, five hundred twelve thousand, two hundred twenty".