9996611 has 4 divisors (see below), whose sum is σ = 10007424. Its totient is φ = 9985800.

The previous prime is 9996599. The next prime is 9996617. The reversal of 9996611 is 1166999.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 9996611 - 2¹⁴ = 9980227 is a prime.

It is a Duffinian number.

It is a nialpdrome in base 10.

It is a zygodrome in base 10.

It is not an unprimeable number, because it can be changed into a prime (9996617) 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, 3875 + ... + 5916.

It is an arithmetic number, because the mean of its divisors is an integer number (2501856).

Almost surely, 2^9996611 is an apocalyptic number.

9996611 is a deficient number, since it is larger than the sum of its proper divisors (10813).

9996611 is a wasteful number, since it uses less digits than its factorization.

9996611 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10812.

The product of its digits is 26244, while the sum is 41.

The square root of 9996611 is about 3161.7417668115. The cubic root of 9996611 is about 215.4191283227.

The spelling of 9996611 in words is "nine million, nine hundred ninety-six thousand, six hundred eleven".