9278938383 has 96 divisors (see below), whose sum is σ = 15278409216. Its totient is φ = 4937184000.

The previous prime is 9278938307. The next prime is 9278938391. The reversal of 9278938383 is 3838398729.

It is not a de Polignac number, because 9278938383 - 2¹⁷ = 9278807311 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9278938303) by changing a digit.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 29270941 + ... + 29271257.

It is an arithmetic number, because the mean of its divisors is an integer number (159150096).

Almost surely, 2^9278938383 is an apocalyptic number.

9278938383 is a gapful number since it is divisible by the number (93) formed by its first and last digit.

9278938383 is a deficient number, since it is larger than the sum of its proper divisors (5999470833).

9278938383 is a wasteful number, since it uses less digits than its factorization.

9278938383 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 477 (or 446 counting only the distinct ones).

The product of its digits is 15676416, while the sum is 60.

The square root of 9278938383 is about 96327.2463169170. The cubic root of 9278938383 is about 2101.3550123465.

The spelling of 9278938383 in words is "nine billion, two hundred seventy-eight million, nine hundred thirty-eight thousand, three hundred eighty-three".