9898345 has 8 divisors (see below), whose sum is σ = 11894976. Its totient is φ = 7907376.

The previous prime is 9898337. The next prime is 9898381. The reversal of 9898345 is 5438989.

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

It is a cyclic number.

It is not a de Polignac number, because 9898345 - 2³ = 9898337 is a prime.

It is an Ulam number.

It is an alternating number because its digits alternate between odd and even.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 9898295 and 9898304.

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, 5644 + ... + 7186.

It is an arithmetic number, because the mean of its divisors is an integer number (1486872).

Almost surely, 2^9898345 is an apocalyptic number.

It is an amenable number.

9898345 is a deficient number, since it is larger than the sum of its proper divisors (1996631).

9898345 is a wasteful number, since it uses less digits than its factorization.

9898345 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2831.

The product of its digits is 311040, while the sum is 46.

The square root of 9898345 is about 3146.1635367539. The cubic root of 9898345 is about 214.7109510355.

The spelling of 9898345 in words is "nine million, eight hundred ninety-eight thousand, three hundred forty-five".