9998935 has 8 divisors (see below), whose sum is σ = 12031056. Its totient is φ = 7977600.

The previous prime is 9998929. The next prime is 9998969. The reversal of 9998935 is 5398999.

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

It is not a de Polignac number, because 9998935 - 2⁵ = 9998903 is a prime.

It is a super-2 number, since 2×9998935² = 199957402268450, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 489 + ... + 4498.

It is an arithmetic number, because the mean of its divisors is an integer number (1503882).

Almost surely, 2^9998935 is an apocalyptic number.

9998935 is a deficient number, since it is larger than the sum of its proper divisors (2032121).

9998935 is a wasteful number, since it uses less digits than its factorization.

9998935 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5393.

The product of its digits is 787320, while the sum is 52.

The square root of 9998935 is about 3162.1092643993. The cubic root of 9998935 is about 215.4358204885.

The spelling of 9998935 in words is "nine million, nine hundred ninety-eight thousand, nine hundred thirty-five".