6789867 has 16 divisors (see below), whose sum is σ = 10386432. Its totient is φ = 3864960.

The previous prime is 6789793. The next prime is 6789901. The reversal of 6789867 is 7689876.

It is a happy number.

It is not a de Polignac number, because 6789867 - 2¹⁴ = 6773483 is a prime.

It is a super-2 number, since 2×6789867² = 92204587755378, which contains 22 as substring.

6789867 is a lucky number.

It is not an unprimeable number, because it can be changed into a prime (6789967) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7267 + ... + 8147.

It is an arithmetic number, because the mean of its divisors is an integer number (649152).

Almost surely, 2^6789867 is an apocalyptic number.

6789867 is a deficient number, since it is larger than the sum of its proper divisors (3596565).

6789867 is a wasteful number, since it uses less digits than its factorization.

6789867 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1258.

The product of its digits is 1016064, while the sum is 51.

The square root of 6789867 is about 2605.7373236764. The cubic root of 6789867 is about 189.3594960567.

Subtracting 6789867 from its reverse (7689876), we obtain a palindrome (900009).

The spelling of 6789867 in words is "six million, seven hundred eighty-nine thousand, eight hundred sixty-seven".