6867243 has 6 divisors (see below), whose sum is σ = 9919364. Its totient is φ = 4578156.

The previous prime is 6867239. The next prime is 6867247. The reversal of 6867243 is 3427686.

It is an interprime number because it is at equal distance from previous prime (6867239) and next prime (6867247).

It is not a de Polignac number, because 6867243 - 2² = 6867239 is a prime.

It is a Duffinian number.

6867243 is a lucky number.

It is a junction number, because it is equal to n+sod(n) for n = 6867198 and 6867207.

It is not an unprimeable number, because it can be changed into a prime (6867247) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 381505 + ... + 381522.

Almost surely, 2^6867243 is an apocalyptic number.

6867243 is a deficient number, since it is larger than the sum of its proper divisors (3052121).

6867243 is a wasteful number, since it uses less digits than its factorization.

6867243 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 763033 (or 763030 counting only the distinct ones).

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

The square root of 6867243 is about 2620.5425010864. The cubic root of 6867243 is about 190.0760821802.

The spelling of 6867243 in words is "six million, eight hundred sixty-seven thousand, two hundred forty-three".