996517723 has 8 divisors (see below), whose sum is σ = 1031639040. Its totient is φ = 961582440.

The previous prime is 996517721. The next prime is 996517741. The reversal of 996517723 is 327715699.

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 996517723 - 2¹ = 996517721 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (996517721) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 35563 + ... + 57076.

It is an arithmetic number, because the mean of its divisors is an integer number (128954880).

Almost surely, 2^996517723 is an apocalyptic number.

996517723 is a deficient number, since it is larger than the sum of its proper divisors (35121317).

996517723 is a wasteful number, since it uses less digits than its factorization.

996517723 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 93017.

The product of its digits is 714420, while the sum is 49.

The square root of 996517723 is about 31567.6689510011. The cubic root of 996517723 is about 998.8378910259.

The spelling of 996517723 in words is "nine hundred ninety-six million, five hundred seventeen thousand, seven hundred twenty-three".