9993846 has 16 divisors (see below), whose sum is σ = 20262384. Its totient is φ = 3285504.

The previous prime is 9993827. The next prime is 9993857. The reversal of 9993846 is 6483999.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 9993795 and 9993804.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10971 + ... + 11846.

It is an arithmetic number, because the mean of its divisors is an integer number (1266399).

Almost surely, 2^9993846 is an apocalyptic number.

9993846 is an abundant number, since it is smaller than the sum of its proper divisors (10268538).

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

9993846 is a wasteful number, since it uses less digits than its factorization.

9993846 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22895.

The product of its digits is 419904, while the sum is 48.

The square root of 9993846 is about 3161.3044775852. The cubic root of 9993846 is about 215.3992652974.

The spelling of 9993846 in words is "nine million, nine hundred ninety-three thousand, eight hundred forty-six".