6866038 has 16 divisors (see below), whose sum is σ = 10561824. Its totient is φ = 3346560.

The previous prime is 6866021. The next prime is 6866039. The reversal of 6866038 is 8306686.

It is a junction number, because it is equal to n+sod(n) for n = 6865988 and 6866006.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6866039) 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 7 ways as a sum of consecutive naturals, for example, 20206 + ... + 20542.

It is an arithmetic number, because the mean of its divisors is an integer number (660114).

Almost surely, 2^6866038 is an apocalyptic number.

6866038 is a deficient number, since it is larger than the sum of its proper divisors (3695786).

6866038 is a wasteful number, since it uses less digits than its factorization.

6866038 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 567.

The product of its (nonzero) digits is 41472, while the sum is 37.

The square root of 6866038 is about 2620.3125767740. The cubic root of 6866038 is about 190.0649639349.

It can be divided in two parts, 686 and 6038, that added together give a square (6724 = 82²).

The spelling of 6866038 in words is "six million, eight hundred sixty-six thousand, thirty-eight".