98836729 has 4 divisors (see below), whose sum is σ = 98869876. Its totient is φ = 98803584.

The previous prime is 98836687. The next prime is 98836739. The reversal of 98836729 is 92763889.

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 70107129 + 28729600 = 8373^2 + 5360^2 .

It is a cyclic number.

It is not a de Polignac number, because 98836729 - 2⁹ = 98836217 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (98836739) 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 3 ways as a sum of consecutive naturals, for example, 11604 + ... + 18229.

It is an arithmetic number, because the mean of its divisors is an integer number (24717469).

Almost surely, 2^98836729 is an apocalyptic number.

It is an amenable number.

98836729 is a deficient number, since it is larger than the sum of its proper divisors (33147).

98836729 is a wasteful number, since it uses less digits than its factorization.

98836729 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33146.

The product of its digits is 1306368, while the sum is 52.

The square root of 98836729 is about 9941.6663090249. Note that the first 3 decimals coincide. The cubic root of 98836729 is about 462.3520504616.

The spelling of 98836729 in words is "ninety-eight million, eight hundred thirty-six thousand, seven hundred twenty-nine".