996309 has 12 divisors (see below), whose sum is σ = 1485952. Its totient is φ = 642600.

The previous prime is 996301. The next prime is 996311. The reversal of 996309 is 903699.

It is not a de Polignac number, because 996309 - 2³ = 996301 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (996301) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1507 + ... + 2064.

2⁹⁹⁶³⁰⁹ is an apocalyptic number.

It is an amenable number.

996309 is a deficient number, since it is larger than the sum of its proper divisors (489643).

996309 is a wasteful number, since it uses less digits than its factorization.

996309 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3608 (or 3605 counting only the distinct ones).

The product of its (nonzero) digits is 13122, while the sum is 36.

The square root of 996309 is about 998.1527939148. The cubic root of 996309 is about 99.8768149835.

The spelling of 996309 in words is "nine hundred ninety-six thousand, three hundred nine".