9393840448 has 14 divisors (see below), whose sum is σ = 18640902266. Its totient is φ = 4696920192.

The previous prime is 9393840427. The next prime is 9393840479. The reversal of 9393840448 is 8440483939.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 8304312384 + 1089528064 = 91128^2 + 33008^2 .

It is a junction number, because it is equal to n+sod(n) for n = 9393840395 and 9393840404.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 73389315 + ... + 73389442.

It is an arithmetic number, because the mean of its divisors is an integer number (1331493019).

Almost surely, 2^9393840448 is an apocalyptic number.

It is an amenable number.

9393840448 is a deficient number, since it is larger than the sum of its proper divisors (9247061818).

9393840448 is a wasteful number, since it uses less digits than its factorization.

9393840448 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 146778769 (or 146778759 counting only the distinct ones).

The product of its (nonzero) digits is 2985984, while the sum is 52.

The square root of 9393840448 is about 96921.8264788690. The cubic root of 9393840448 is about 2109.9932202563.

The spelling of 9393840448 in words is "nine billion, three hundred ninety-three million, eight hundred forty thousand, four hundred forty-eight".