9198864 has 60 divisors (see below), whose sum is σ = 25998336. Its totient is φ = 3036096.

The previous prime is 9198863. The next prime is 9198901. The reversal of 9198864 is 4688919.

It is a nude number because it is divisible by every one of its digits.

It is not an unprimeable number, because it can be changed into a prime (9198863) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 18037 + ... + 18539.

Almost surely, 2^9198864 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 9198864, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (12999168).

9198864 is an abundant number, since it is smaller than the sum of its proper divisors (16799472).

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

9198864 is a wasteful number, since it uses less digits than its factorization.

9198864 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 644 (or 635 counting only the distinct ones).

The product of its digits is 124416, while the sum is 45.

The square root of 9198864 is about 3032.9629077851. The cubic root of 9198864 is about 209.5292858204.

The spelling of 9198864 in words is "nine million, one hundred ninety-eight thousand, eight hundred sixty-four".