98636649 has 8 divisors (see below), whose sum is σ = 131571840. Its totient is φ = 65729616.

The previous prime is 98636647. The next prime is 98636677. The reversal of 98636649 is 94663689.

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

It is not a de Polignac number, because 98636649 - 2¹ = 98636647 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (98636641) 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, 3312 + ... + 14430.

It is an arithmetic number, because the mean of its divisors is an integer number (16446480).

Almost surely, 2^98636649 is an apocalyptic number.

It is an amenable number.

98636649 is a deficient number, since it is larger than the sum of its proper divisors (32935191).

98636649 is a wasteful number, since it uses less digits than its factorization.

98636649 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14079.

The product of its digits is 1679616, while the sum is 51.

The square root of 98636649 is about 9931.5985118207. The cubic root of 98636649 is about 462.0398524495.

The spelling of 98636649 in words is "ninety-eight million, six hundred thirty-six thousand, six hundred forty-nine".