98117644 has 12 divisors (see below), whose sum is σ = 171778824. Its totient is φ = 49037984.

The previous prime is 98117641. The next prime is 98117689. The reversal of 98117644 is 44671189.

It is a super-2 number, since 2×98117644² = 19254144128221472, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 98117597 and 98117606.

It is not an unprimeable number, because it can be changed into a prime (98117641) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10959 + ... + 17785.

It is an arithmetic number, because the mean of its divisors is an integer number (14314902).

Almost surely, 2^98117644 is an apocalyptic number.

It is an amenable number.

98117644 is a deficient number, since it is larger than the sum of its proper divisors (73661180).

98117644 is a wasteful number, since it uses less digits than its factorization.

98117644 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10424 (or 10422 counting only the distinct ones).

The product of its digits is 48384, while the sum is 40.

The square root of 98117644 is about 9905.4350737360. The cubic root of 98117644 is about 461.2280418843.

The spelling of 98117644 in words is "ninety-eight million, one hundred seventeen thousand, six hundred forty-four".