98221599 has 16 divisors (see below), whose sum is σ = 166301440. Its totient is φ = 56126520.

The previous prime is 98221577. The next prime is 98221601. The reversal of 98221599 is 99512289.

It is not a de Polignac number, because 98221599 - 2¹¹ = 98219551 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (98221549) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 259657 + ... + 260034.

It is an arithmetic number, because the mean of its divisors is an integer number (10393840).

Almost surely, 2^98221599 is an apocalyptic number.

98221599 is a deficient number, since it is larger than the sum of its proper divisors (68079841).

98221599 is a wasteful number, since it uses less digits than its factorization.

98221599 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 519707 (or 519701 counting only the distinct ones).

The product of its digits is 116640, while the sum is 45.

The square root of 98221599 is about 9910.6810563149. The cubic root of 98221599 is about 461.3908737527.

The spelling of 98221599 in words is "ninety-eight million, two hundred twenty-one thousand, five hundred ninety-nine".