9378838 has 16 divisors (see below), whose sum is σ = 16151040. Its totient is φ = 4001256.

The previous prime is 9378829. The next prime is 9378839. The reversal of 9378838 is 8388739.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9378839) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1945 + ... + 4747.

It is an arithmetic number, because the mean of its divisors is an integer number (1009440).

Almost surely, 2^9378838 is an apocalyptic number.

9378838 is a deficient number, since it is larger than the sum of its proper divisors (6772202).

9378838 is a wasteful number, since it uses less digits than its factorization.

9378838 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3051.

The product of its digits is 290304, while the sum is 46.

The square root of 9378838 is about 3062.4888571226. The cubic root of 9378838 is about 210.8869365737.

Subtracting from 9378838 its reverse (8388739), we obtain a palindrome (990099).

The spelling of 9378838 in words is "nine million, three hundred seventy-eight thousand, eight hundred thirty-eight".