9898634 has 8 divisors (see below), whose sum is σ = 14965248. Its totient is φ = 4910220.

The previous prime is 9898633. The next prime is 9898649. The reversal of 9898634 is 4368989.

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

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (9898633) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 19232 + ... + 19739.

It is an arithmetic number, because the mean of its divisors is an integer number (1870656).

Almost surely, 2^9898634 is an apocalyptic number.

9898634 is a deficient number, since it is larger than the sum of its proper divisors (5066614).

9898634 is a wasteful number, since it uses less digits than its factorization.

9898634 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 39100.

The product of its digits is 373248, while the sum is 47.

The square root of 9898634 is about 3146.2094653726. The cubic root of 9898634 is about 214.7130406394.

The spelling of 9898634 in words is "nine million, eight hundred ninety-eight thousand, six hundred thirty-four".