9353998868 has 12 divisors (see below), whose sum is σ = 16488984372. Its totient is φ = 4642860480.

The previous prime is 9353998867. The next prime is 9353998909. The reversal of 9353998868 is 8688993539.

It can be written as a sum of positive squares in 2 ways, for example, as 7578050704 + 1775948164 = 87052^2 + 42142^2 .

It is a junction number, because it is equal to n+sod(n) for n = 9353998798 and 9353998807.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9353998867) 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, 8534123 + ... + 8535218.

It is an arithmetic number, because the mean of its divisors is an integer number (1374082031).

Almost surely, 2^9353998868 is an apocalyptic number.

It is an amenable number.

9353998868 is a deficient number, since it is larger than the sum of its proper divisors (7134985504).

9353998868 is a wasteful number, since it uses less digits than its factorization.

9353998868 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17069482 (or 17069480 counting only the distinct ones).

The product of its digits is 100776960, while the sum is 68.

The square root of 9353998868 is about 96716.0734728204. The cubic root of 9353998868 is about 2107.0059935946.

The spelling of 9353998868 in words is "nine billion, three hundred fifty-three million, nine hundred ninety-eight thousand, eight hundred sixty-eight".