6872786 has 8 divisors (see below), whose sum is σ = 10337520. Its totient is φ = 3426948.

The previous prime is 6872783. The next prime is 6872807.

It is a happy number.

6872786 is nontrivially palindromic in base 10.

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

It is not an unprimeable number, because it can be changed into a prime (6872783) 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 3 ways as a sum of consecutive naturals, for example, 3776 + ... + 5291.

It is an arithmetic number, because the mean of its divisors is an integer number (1292190).

Almost surely, 2^6872786 is an apocalyptic number.

6872786 is a deficient number, since it is larger than the sum of its proper divisors (3464734).

6872786 is a wasteful number, since it uses less digits than its factorization.

6872786 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9448.

The product of its digits is 225792, while the sum is 44.

The square root of 6872786 is about 2621.5998931950. The cubic root of 6872786 is about 190.1272093636.

The spelling of 6872786 in words is "six million, eight hundred seventy-two thousand, seven hundred eighty-six".