98221320 has 96 divisors (see below), whose sum is σ = 320785920. Its totient is φ = 26064000.

The previous prime is 98221309. The next prime is 98221351. The reversal of 98221320 is 2312289.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 89817 + ... + 90903.

It is an arithmetic number, because the mean of its divisors is an integer number (3341520).

Almost surely, 2^98221320 is an apocalyptic number.

98221320 is a gapful number since it is divisible by the number (90) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 98221320, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (160392960).

98221320 is an abundant number, since it is smaller than the sum of its proper divisors (222564600).

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

98221320 is a wasteful number, since it uses less digits than its factorization.

98221320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1355 (or 1348 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 27.

The square root of 98221320 is about 9910.6669805821. Note that the first 3 decimals coincide. The cubic root of 98221320 is about 461.3904368896.

The spelling of 98221320 in words is "ninety-eight million, two hundred twenty-one thousand, three hundred twenty".