9646938 has 80 divisors (see below), whose sum is σ = 25369344. Its totient is φ = 2682720.

The previous prime is 9646933. The next prime is 9646943. The reversal of 9646938 is 8396469.

9646938 is digitally balanced in base 2 and base 4, because in such bases it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (9646933) and next prime (9646943).

It is a super-3 number, since 3×9646938³ (a number of 22 digits) contains 333 as substring.

It is a Curzon number.

It is a nialpdrome in base 15.

It is a junction number, because it is equal to n+sod(n) for n = 9646893 and 9646902.

It is not an unprimeable number, because it can be changed into a prime (9646933) by changing a digit.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 53208 + ... + 53388.

Almost surely, 2^9646938 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 9646938, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (12684672).

9646938 is an abundant number, since it is smaller than the sum of its proper divisors (15722406).

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

9646938 is a wasteful number, since it uses less digits than its factorization.

9646938 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 249 (or 240 counting only the distinct ones).

The product of its digits is 279936, while the sum is 45.

The square root of 9646938 is about 3105.9520279618. The cubic root of 9646938 is about 212.8775332499.

The spelling of 9646938 in words is "nine million, six hundred forty-six thousand, nine hundred thirty-eight".