9998608 has 20 divisors (see below), whose sum is σ = 19460188. Its totient is φ = 4976640.

The previous prime is 9998603. The next prime is 9998623. The reversal of 9998608 is 8068999.

It can be written as a sum of positive squares in 2 ways, for example, as 6801664 + 3196944 = 2608^2 + 1788^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9998603) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2560 + ... + 5152.

Almost surely, 2^9998608 is an apocalyptic number.

It is an amenable number.

9998608 is a deficient number, since it is larger than the sum of its proper divisors (9461580).

9998608 is a wasteful number, since it uses less digits than its factorization.

9998608 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2842 (or 2836 counting only the distinct ones).

The product of its (nonzero) digits is 279936, while the sum is 49.

The square root of 9998608 is about 3162.0575579834. The cubic root of 9998608 is about 215.4334719623.

The spelling of 9998608 in words is "nine million, nine hundred ninety-eight thousand, six hundred eight".