9898500 has 48 divisors (see below), whose sum is σ = 28828800. Its totient is φ = 2639200.

The previous prime is 9898481. The next prime is 9898519. The reversal of 9898500 is 58989.

It is an interprime number because it is at equal distance from previous prime (9898481) and next prime (9898519).

It is a hoax number, since the sum of its digits (39) coincides with the sum of the digits of its distinct prime factors.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1800 + ... + 4799.

It is an arithmetic number, because the mean of its divisors is an integer number (600600).

Almost surely, 2^9898500 is an apocalyptic number.

It is an amenable number.

9898500 is an abundant number, since it is smaller than the sum of its proper divisors (18930300).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

9898500 is a wasteful number, since it uses less digits than its factorization.

9898500 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6621 (or 6609 counting only the distinct ones).

The product of its (nonzero) digits is 25920, while the sum is 39.

The square root of 9898500 is about 3146.1881698335. The cubic root of 9898500 is about 214.7120717624.

The spelling of 9898500 in words is "nine million, eight hundred ninety-eight thousand, five hundred".