9961716 has 12 divisors (see below), whose sum is σ = 23244032. Its totient is φ = 3320568.

The previous prime is 9961687. The next prime is 9961723. The reversal of 9961716 is 6171699.

It is a tau number, because it is divible by the number of its divisors (12).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 415060 + ... + 415083.

Almost surely, 2^9961716 is an apocalyptic number.

It is an amenable number.

9961716 is an abundant number, since it is smaller than the sum of its proper divisors (13282316).

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

9961716 is a wasteful number, since it uses less digits than its factorization.

9961716 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 830150 (or 830148 counting only the distinct ones).

The product of its digits is 20412, while the sum is 39.

The square root of 9961716 is about 3156.2186236064. The cubic root of 9961716 is about 215.1681828096.

The spelling of 9961716 in words is "nine million, nine hundred sixty-one thousand, seven hundred sixteen".