98221648 has 80 divisors (see below), whose sum is σ = 233556480. Its totient is φ = 39057408.

The previous prime is 98221601. The next prime is 98221657. The reversal of 98221648 is 84612289.

It is a self number, because there is not a number n which added to its sum of digits gives 98221648.

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, 150090 + ... + 150742.

It is an arithmetic number, because the mean of its divisors is an integer number (2919456).

Almost surely, 2^98221648 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 98221648, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (116778240).

98221648 is an abundant number, since it is smaller than the sum of its proper divisors (135334832).

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

98221648 is a wasteful number, since it uses less digits than its factorization.

98221648 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 764 (or 758 counting only the distinct ones).

The product of its digits is 55296, while the sum is 40.

The square root of 98221648 is about 9910.6835283950. The cubic root of 98221648 is about 461.3909504776.

The spelling of 98221648 in words is "ninety-eight million, two hundred twenty-one thousand, six hundred forty-eight".