98626813 has 4 divisors (see below), whose sum is σ = 100243708. Its totient is φ = 97009920.

The previous prime is 98626811. The next prime is 98626823. The reversal of 98626813 is 31862689.

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 31337604 + 67289209 = 5598^2 + 8203^2 .

It is a cyclic number.

It is not a de Polignac number, because 98626813 - 2¹ = 98626811 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 98626813.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (98626811) 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, 808356 + ... + 808477.

It is an arithmetic number, because the mean of its divisors is an integer number (25060927).

Almost surely, 2^98626813 is an apocalyptic number.

It is an amenable number.

98626813 is a deficient number, since it is larger than the sum of its proper divisors (1616895).

98626813 is a wasteful number, since it uses less digits than its factorization.

98626813 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1616894.

The product of its digits is 124416, while the sum is 43.

The square root of 98626813 is about 9931.1033123213. The cubic root of 98626813 is about 462.0244938071.

The spelling of 98626813 in words is "ninety-eight million, six hundred twenty-six thousand, eight hundred thirteen".