98390717 has 4 divisors (see below), whose sum is σ = 98610300. Its totient is φ = 98171136.

The previous prime is 98390687. The next prime is 98390731. The reversal of 98390717 is 71709389.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 67798756 + 30591961 = 8234^2 + 5531^2 .

It is a cyclic number.

It is not a de Polignac number, because 98390717 - 2¹² = 98386621 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 (98392717) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 109118 + ... + 110015.

It is an arithmetic number, because the mean of its divisors is an integer number (24652575).

Almost surely, 2^98390717 is an apocalyptic number.

It is an amenable number.

98390717 is a deficient number, since it is larger than the sum of its proper divisors (219583).

98390717 is a wasteful number, since it uses less digits than its factorization.

98390717 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 219582.

The product of its (nonzero) digits is 95256, while the sum is 44.

The square root of 98390717 is about 9919.2094947128. The cubic root of 98390717 is about 461.6555295976.

The spelling of 98390717 in words is "ninety-eight million, three hundred ninety thousand, seven hundred seventeen".