6864867 has 12 divisors (see below), whose sum is σ = 10127520. Its totient is φ = 4478928.

The previous prime is 6864853. The next prime is 6864881. The reversal of 6864867 is 7684686.

It is a happy number.

6864867 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (6864853) and next prime (6864881).

It is not a de Polignac number, because 6864867 - 2¹⁴ = 6848483 is a prime.

It is not an unprimeable number, because it can be changed into a prime (6864167) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 7692 + ... + 8537.

It is an arithmetic number, because the mean of its divisors is an integer number (843960).

Almost surely, 2^6864867 is an apocalyptic number.

6864867 is a deficient number, since it is larger than the sum of its proper divisors (3262653).

6864867 is a wasteful number, since it uses less digits than its factorization.

6864867 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16282 (or 16279 counting only the distinct ones).

The product of its digits is 387072, while the sum is 45.

The square root of 6864867 is about 2620.0891206217. The cubic root of 6864867 is about 190.0541581530.

The spelling of 6864867 in words is "six million, eight hundred sixty-four thousand, eight hundred sixty-seven".