9987298 has 8 divisors (see below), whose sum is σ = 14999040. Its totient is φ = 4987620.

The previous prime is 9987287. The next prime is 9987311. The reversal of 9987298 is 8927899.

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

It is a super-2 number, since 2×9987298² = 199492242681608, which contains 22 as substring.

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, 538 + ... + 4501.

It is an arithmetic number, because the mean of its divisors is an integer number (1874880).

Almost surely, 2^9987298 is an apocalyptic number.

9987298 is a deficient number, since it is larger than the sum of its proper divisors (5011742).

9987298 is a wasteful number, since it uses less digits than its factorization.

9987298 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6032.

The product of its digits is 653184, while the sum is 52.

The square root of 9987298 is about 3160.2686594655. The cubic root of 9987298 is about 215.3522115891.

The spelling of 9987298 in words is "nine million, nine hundred eighty-seven thousand, two hundred ninety-eight".