9738940 has 12 divisors (see below), whose sum is σ = 20451816. Its totient is φ = 3895568.

The previous prime is 9738931. The next prime is 9738947. The reversal of 9738940 is 498379.

9738940 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-3 number, since 3×9738940³ (a number of 22 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 9738893 and 9738902.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9738947) 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, 243454 + ... + 243493.

It is an arithmetic number, because the mean of its divisors is an integer number (1704318).

Almost surely, 2^9738940 is an apocalyptic number.

It is an amenable number.

9738940 is an abundant number, since it is smaller than the sum of its proper divisors (10712876).

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

9738940 is a wasteful number, since it uses less digits than its factorization.

9738940 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 486956 (or 486954 counting only the distinct ones).

The product of its (nonzero) digits is 54432, while the sum is 40.

The square root of 9738940 is about 3120.7274792907. The cubic root of 9738940 is about 213.5521247096.

The spelling of 9738940 in words is "nine million, seven hundred thirty-eight thousand, nine hundred forty".