98634813 has 8 divisors (see below), whose sum is σ = 131573568. Its totient is φ = 65726304.

The previous prime is 98634803. The next prime is 98634821. The reversal of 98634813 is 31843689.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 98634813 - 2¹⁰ = 98633789 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (98634803) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1656 + ... + 14142.

It is an arithmetic number, because the mean of its divisors is an integer number (16446696).

Almost surely, 2^98634813 is an apocalyptic number.

It is an amenable number.

98634813 is a deficient number, since it is larger than the sum of its proper divisors (32938755).

98634813 is a wasteful number, since it uses less digits than its factorization.

98634813 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15123.

The product of its digits is 124416, while the sum is 42.

The square root of 98634813 is about 9931.5060791403. The cubic root of 98634813 is about 462.0369856637.

The spelling of 98634813 in words is "ninety-eight million, six hundred thirty-four thousand, eight hundred thirteen".