9687998 has 8 divisors (see below), whose sum is σ = 14571480. Its totient is φ = 4830840.

The previous prime is 9687989. The next prime is 9688031. The reversal of 9687998 is 8997869.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5633 + ... + 7148.

It is an arithmetic number, because the mean of its divisors is an integer number (1821435).

Almost surely, 2^9687998 is an apocalyptic number.

9687998 is a deficient number, since it is larger than the sum of its proper divisors (4883482).

9687998 is a wasteful number, since it uses less digits than its factorization.

9687998 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13162.

The product of its digits is 1959552, while the sum is 56.

The square root of 9687998 is about 3112.5548991142. The cubic root of 9687998 is about 213.1791273844.

The spelling of 9687998 in words is "nine million, six hundred eighty-seven thousand, nine hundred ninety-eight".