9978298 has 8 divisors (see below), whose sum is σ = 16328160. Its totient is φ = 4535580.

The previous prime is 9978289. The next prime is 9978301. The reversal of 9978298 is 8928799.

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

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, 226758 + ... + 226801.

It is an arithmetic number, because the mean of its divisors is an integer number (2041020).

Almost surely, 2^9978298 is an apocalyptic number.

9978298 is a deficient number, since it is larger than the sum of its proper divisors (6349862).

9978298 is a wasteful number, since it uses less digits than its factorization.

9978298 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 453572.

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

The square root of 9978298 is about 3158.8444089572. The cubic root of 9978298 is about 215.2875043184.

The spelling of 9978298 in words is "nine million, nine hundred seventy-eight thousand, two hundred ninety-eight".