6858667 has 8 divisors (see below), whose sum is σ = 7334496. Its totient is φ = 6390912.

The previous prime is 6858661. The next prime is 6858673. The reversal of 6858667 is 7668586.

It is a happy number.

6858667 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 (6858661) and next prime (6858673).

It is a sphenic number, since it is the product of 3 distinct primes.

It is a de Polignac number, because none of the positive numbers 2^k-6858667 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (6858661) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 208 + ... + 3709.

It is an arithmetic number, because the mean of its divisors is an integer number (916812).

Almost surely, 2^6858667 is an apocalyptic number.

6858667 is a deficient number, since it is larger than the sum of its proper divisors (475829).

6858667 is a wasteful number, since it uses less digits than its factorization.

6858667 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4037.

The product of its digits is 483840, while the sum is 46.

The square root of 6858667 is about 2618.9056874962. The cubic root of 6858667 is about 189.9969251580.

The spelling of 6858667 in words is "six million, eight hundred fifty-eight thousand, six hundred sixty-seven".