98803521 has 12 divisors (see below), whose sum is σ = 144188772. Its totient is φ = 65189376.

The previous prime is 98803487. The next prime is 98803531. The reversal of 98803521 is 12530889.

It can be written as a sum of positive squares in 2 ways, for example, as 16719921 + 82083600 = 4089^2 + 9060^2 .

It is not a de Polignac number, because 98803521 - 2¹³ = 98795329 is a prime.

It is not an unprimeable number, because it can be changed into a prime (98803531) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 55716 + ... + 57461.

It is an arithmetic number, because the mean of its divisors is an integer number (12015731).

Almost surely, 2^98803521 is an apocalyptic number.

It is an amenable number.

98803521 is a deficient number, since it is larger than the sum of its proper divisors (45385251).

98803521 is a wasteful number, since it uses less digits than its factorization.

98803521 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 113280 (or 113277 counting only the distinct ones).

The product of its (nonzero) digits is 17280, while the sum is 36.

The square root of 98803521 is about 9939.9960261561. The cubic root of 98803521 is about 462.3002630106.

The spelling of 98803521 in words is "ninety-eight million, eight hundred three thousand, five hundred twenty-one".