9698816 has 40 divisors (see below), whose sum is σ = 20419080. Its totient is φ = 4589568.

The previous prime is 9698809. The next prime is 9698839. The reversal of 9698816 is 6188969.

It is a zygodrome in base 8.

It is a congruent number.

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 3 ways as a sum of consecutive naturals, for example, 9230 + ... + 10226.

It is an arithmetic number, because the mean of its divisors is an integer number (510477).

Almost surely, 2^9698816 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 9698816, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (10209540).

9698816 is an abundant number, since it is smaller than the sum of its proper divisors (10720264).

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

9698816 is an equidigital number, since it uses as much as digits as its factorization.

9698816 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1034 (or 1018 counting only the distinct ones).

The product of its digits is 186624, while the sum is 47.

The square root of 9698816 is about 3114.2922149342. The cubic root of 9698816 is about 213.2584459372.

The spelling of 9698816 in words is "nine million, six hundred ninety-eight thousand, eight hundred sixteen".