6786243 has 6 divisors (see below), whose sum is σ = 9802364. Its totient is φ = 4524156.

The previous prime is 6786209. The next prime is 6786253. The reversal of 6786243 is 3426876.

It is not a de Polignac number, because 6786243 - 2⁹ = 6785731 is a prime.

It is a Duffinian number.

It is a zygodrome in base 2.

It is a junction number, because it is equal to n+sod(n) for n = 6786198 and 6786207.

It is not an unprimeable number, because it can be changed into a prime (6786253) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 377005 + ... + 377022.

Almost surely, 2^6786243 is an apocalyptic number.

6786243 is a deficient number, since it is larger than the sum of its proper divisors (3016121).

6786243 is a wasteful number, since it uses less digits than its factorization.

6786243 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 754033 (or 754030 counting only the distinct ones).

The product of its digits is 48384, while the sum is 36.

The square root of 6786243 is about 2605.0418422743. The cubic root of 6786243 is about 189.3258007016.

The spelling of 6786243 in words is "six million, seven hundred eighty-six thousand, two hundred forty-three".