6396543 has 8 divisors (see below), whose sum is σ = 9476400. Its totient is φ = 4264344.

The previous prime is 6396541. The next prime is 6396547. The reversal of 6396543 is 3456936.

It is not a de Polignac number, because 6396543 - 2¹ = 6396541 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 6396498 and 6396507.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6396541) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 118428 + ... + 118481.

It is an arithmetic number, because the mean of its divisors is an integer number (1184550).

Almost surely, 2^6396543 is an apocalyptic number.

6396543 is a deficient number, since it is larger than the sum of its proper divisors (3079857).

6396543 is a wasteful number, since it uses less digits than its factorization.

6396543 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 236918 (or 236912 counting only the distinct ones).

The product of its digits is 58320, while the sum is 36.

The square root of 6396543 is about 2529.1387862274. The cubic root of 6396543 is about 185.6301182141.

The spelling of 6396543 in words is "six million, three hundred ninety-six thousand, five hundred forty-three".