9938396 has 12 divisors (see below), whose sum is σ = 18730152. Its totient is φ = 4586928.

The previous prime is 9938393. The next prime is 9938399. The reversal of 9938396 is 6938399.

It is an interprime number because it is at equal distance from previous prime (9938393) and next prime (9938399).

It is a self number, because there is not a number n which added to its sum of digits gives 9938396.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9938393) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 95510 + ... + 95613.

It is an arithmetic number, because the mean of its divisors is an integer number (1560846).

Almost surely, 2^9938396 is an apocalyptic number.

It is an amenable number.

9938396 is a deficient number, since it is larger than the sum of its proper divisors (8791756).

9938396 is a wasteful number, since it uses less digits than its factorization.

9938396 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 191140 (or 191138 counting only the distinct ones).

The product of its digits is 314928, while the sum is 47.

The square root of 9938396 is about 3152.5221648705. The cubic root of 9938396 is about 215.0001514331. Note that the first 3 decimals are identical.

The spelling of 9938396 in words is "nine million, nine hundred thirty-eight thousand, three hundred ninety-six".