9996718 has 4 divisors (see below), whose sum is σ = 14995080. Its totient is φ = 4998358.

The previous prime is 9996709. The next prime is 9996719. The reversal of 9996718 is 8176999.

It is a semiprime because it is the product of two primes.

It is a Smith number, since the sum of its digits (49) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is an Ulam number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9996719) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2499178 + ... + 2499181.

It is an arithmetic number, because the mean of its divisors is an integer number (3748770).

Almost surely, 2^9996718 is an apocalyptic number.

9996718 is a deficient number, since it is larger than the sum of its proper divisors (4998362).

9996718 is a wasteful number, since it uses less digits than its factorization.

9996718 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4998361.

The product of its digits is 244944, while the sum is 49.

The square root of 9996718 is about 3161.7586878192. The cubic root of 9996718 is about 215.4198969087.

The spelling of 9996718 in words is "nine million, nine hundred ninety-six thousand, seven hundred eighteen".