6866634 has 8 divisors (see below), whose sum is σ = 13733280. Its totient is φ = 2288876.

The previous prime is 6866633. The next prime is 6866647. The reversal of 6866634 is 4366686.

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

6866634 is an admirable number.

It is a junction number, because it is equal to n+sod(n) for n = 6866592 and 6866601.

It is not an unprimeable number, because it can be changed into a prime (6866633) 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 3 ways as a sum of consecutive naturals, for example, 572214 + ... + 572225.

It is an arithmetic number, because the mean of its divisors is an integer number (1716660).

Almost surely, 2^6866634 is an apocalyptic number.

6866634 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

6866634 is a wasteful number, since it uses less digits than its factorization.

6866634 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1144444.

The product of its digits is 124416, while the sum is 39.

The square root of 6866634 is about 2620.4263011960. The cubic root of 6866634 is about 190.0704632462.

The spelling of 6866634 in words is "six million, eight hundred sixty-six thousand, six hundred thirty-four".