9800398 has 8 divisors (see below), whose sum is σ = 15565392. Its totient is φ = 4611936.

The previous prime is 9800387. The next prime is 9800407. The reversal of 9800398 is 8930089.

9800398 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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, 144090 + ... + 144157.

It is an arithmetic number, because the mean of its divisors is an integer number (1945674).

Almost surely, 2^9800398 is an apocalyptic number.

9800398 is a deficient number, since it is larger than the sum of its proper divisors (5764994).

9800398 is a wasteful number, since it uses less digits than its factorization.

9800398 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 288266.

The product of its (nonzero) digits is 15552, while the sum is 37.

The square root of 9800398 is about 3130.5587360725. The cubic root of 9800398 is about 214.0003930467. Note that the first 3 decimals are identical.

The spelling of 9800398 in words is "nine million, eight hundred thousand, three hundred ninety-eight".