9397938 has 64 divisors (see below), whose sum is σ = 22063104. Its totient is φ = 2640000.

The previous prime is 9397937. The next prime is 9397939. The reversal of 9397938 is 8397939.

It is an interprime number because it is at equal distance from previous prime (9397937) and next prime (9397939).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9397937) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 62163 + ... + 62313.

It is an arithmetic number, because the mean of its divisors is an integer number (344736).

Almost surely, 2^9397938 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 9397938, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (11031552).

9397938 is an abundant number, since it is smaller than the sum of its proper divisors (12665166).

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

9397938 is a wasteful number, since it uses less digits than its factorization.

9397938 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 231.

The product of its digits is 367416, while the sum is 48.

The square root of 9397938 is about 3065.6056497860. The cubic root of 9397938 is about 211.0299965590.

Subtracting from 9397938 its reverse (8397939), we obtain a palindrome (999999).

The spelling of 9397938 in words is "nine million, three hundred ninety-seven thousand, nine hundred thirty-eight".