996756393 has 8 divisors (see below), whose sum is σ = 1407185568. Its totient is φ = 625415744.

The previous prime is 996756377. The next prime is 996756403. The reversal of 996756393 is 393657699.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 996756393 - 2⁴ = 996756377 is a prime.

It is not an unprimeable number, because it can be changed into a prime (996756353) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9772071 + ... + 9772172.

It is an arithmetic number, because the mean of its divisors is an integer number (175898196).

Almost surely, 2^996756393 is an apocalyptic number.

It is an amenable number.

996756393 is a deficient number, since it is larger than the sum of its proper divisors (410429175).

996756393 is a wasteful number, since it uses less digits than its factorization.

996756393 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19544263.

The product of its digits is 8266860, while the sum is 57.

The square root of 996756393 is about 31571.4490164769. The cubic root of 996756393 is about 998.9176265571.

The spelling of 996756393 in words is "nine hundred ninety-six million, seven hundred fifty-six thousand, three hundred ninety-three".