996543 has 14 divisors (see below), whose sum is σ = 1495224.
Its totient is φ = 663876.
The previous prime is 996539. The next prime is 996551. The reversal of 996543 is 345699.
It is not a de Polignac number, because 996543 - 22 = 996539 is a prime.
It is a nialpdrome in base 10.
It is a junction number, because it is equal to n+sod(n) for n = 996498 and 996507.
It is a congruent number.
It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 996543.
It is not an unprimeable number, because it can be changed into a prime (996563) by changing a digit.
It is a polite number, since it can be written in 13 ways as a sum of consecutive naturals, for example, 46 + ... + 1412.
996543 is a Friedman number, since it can be written as 9*9*(5+4^6)*3, using all its digits and the basic arithmetic operations.
2996543 is an apocalyptic number.
996543 is a deficient number, since it is larger than the sum of its proper divisors (498681).
996543 is an equidigital number, since it uses as much as digits as its factorization.
996543 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1385 (or 1370 counting only the distinct ones).
The product of its digits is 29160, while the sum is 36.
The square root of 996543 is about 998.2700035562.
The cubic root of 996543 is about 99.8846336238.
The spelling of 996543 in words is "nine hundred ninety-six thousand, five hundred forty-three".