996611 has 18 divisors (see below), whose sum is σ = 1294812. Its totient is φ = 758520.

The previous prime is 996601. The next prime is 996617. The reversal of 996611 is 116699.

It is a happy number.

996611 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 996611 - 2¹⁰ = 995587 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 (996617) by changing a digit.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 23156 + ... + 23198.

It is an arithmetic number, because the mean of its divisors is an integer number (71934).

2⁹⁹⁶⁶¹¹ is an apocalyptic number.

996611 is a deficient number, since it is larger than the sum of its proper divisors (298201).

996611 is a wasteful number, since it uses less digits than its factorization.

996611 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 111 (or 61 counting only the distinct ones).

The product of its digits is 2916, while the sum is 32.

The square root of 996611 is about 998.3040618970. The cubic root of 996611 is about 99.8869054778.

Multiplying 996611 by its reverse (116699), we get a square (116303507089 = 341033²).

The spelling of 996611 in words is "nine hundred ninety-six thousand, six hundred eleven".