9993483440 has 40 divisors (see below), whose sum is σ = 24245064288. Its totient is φ = 3823592960.

The previous prime is 9993483397. The next prime is 9993483449. The reversal of 9993483440 is 443843999.

It is a tau number, because it is divible by the number of its divisors (40).

It is a super-2 number, since 2×9993483440² (a number of 21 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (9993483449) 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, 2713781 + ... + 2717460.

Almost surely, 2^9993483440 is an apocalyptic number.

It is an amenable number.

9993483440 is an abundant number, since it is smaller than the sum of its proper divisors (14251580848).

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

9993483440 is a wasteful number, since it uses less digits than its factorization.

9993483440 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5431277 (or 5431271 counting only the distinct ones).

The product of its (nonzero) digits is 3359232, while the sum is 53.

The square root of 9993483440 is about 99967.4118900755. The cubic root of 9993483440 is about 2153.9666049095.

The spelling of 9993483440 in words is "nine billion, nine hundred ninety-three million, four hundred eighty-three thousand, four hundred forty".