9997716 has 24 divisors (see below), whose sum is σ = 23461984. Its totient is φ = 3313440.

The previous prime is 9997711. The next prime is 9997739. The reversal of 9997716 is 6177999.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9997711) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 130 + ... + 4473.

Almost surely, 2^9997716 is an apocalyptic number.

It is an amenable number.

9997716 is an abundant number, since it is smaller than the sum of its proper divisors (13464268).

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

9997716 is a wasteful number, since it uses less digits than its factorization.

9997716 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4791 (or 4789 counting only the distinct ones).

The product of its digits is 214326, while the sum is 48.

The square root of 9997716 is about 3161.9165074366. The cubic root of 9997716 is about 215.4270653248.

The spelling of 9997716 in words is "nine million, nine hundred ninety-seven thousand, seven hundred sixteen".