9993318 has 16 divisors (see below), whose sum is σ = 20285760. Its totient is φ = 3281256.

The previous prime is 9993317. The next prime is 9993337. The reversal of 9993318 is 8133999.

It is a happy number.

9993318 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 9993318.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9993317) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12028 + ... + 12831.

It is an arithmetic number, because the mean of its divisors is an integer number (1267860).

Almost surely, 2^9993318 is an apocalyptic number.

9993318 is an abundant number, since it is smaller than the sum of its proper divisors (10292442).

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

9993318 is a wasteful number, since it uses less digits than its factorization.

9993318 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24931.

The product of its digits is 52488, while the sum is 42.

The square root of 9993318 is about 3161.2209666520. The cubic root of 9993318 is about 215.3954718690.

The spelling of 9993318 in words is "nine million, nine hundred ninety-three thousand, three hundred eighteen".