9995646 has 8 divisors (see below), whose sum is σ = 19991304. Its totient is φ = 3331880.

The previous prime is 9995617. The next prime is 9995647. The reversal of 9995646 is 6465999.

It is a happy number.

9995646 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

9995646 is an admirable number.

It is a junction number, because it is equal to n+sod(n) for n = 9995595 and 9995604.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9995647) 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, 832965 + ... + 832976.

It is an arithmetic number, because the mean of its divisors is an integer number (2498913).

Almost surely, 2^9995646 is an apocalyptic number.

9995646 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

9995646 is a wasteful number, since it uses less digits than its factorization.

9995646 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1665946.

The product of its digits is 524880, while the sum is 48.

The square root of 9995646 is about 3161.5891573701. The cubic root of 9995646 is about 215.4121964353.

The spelling of 9995646 in words is "nine million, nine hundred ninety-five thousand, six hundred forty-six".