6865862 has 4 divisors (see below), whose sum is σ = 10298796. Its totient is φ = 3432930.

The previous prime is 6865861. The next prime is 6865867. The reversal of 6865862 is 2685686.

It is a semiprime because it is the product of two primes.

It is a super-2 number, since 2×6865862² = 94280122006088, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6865861) 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 as a sum of consecutive naturals, namely, 1716464 + ... + 1716467.

It is an arithmetic number, because the mean of its divisors is an integer number (2574699).

Almost surely, 2^6865862 is an apocalyptic number.

6865862 is a deficient number, since it is larger than the sum of its proper divisors (3432934).

6865862 is a wasteful number, since it uses less digits than its factorization.

6865862 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3432933.

The product of its digits is 138240, while the sum is 41.

The square root of 6865862 is about 2620.2789927792. The cubic root of 6865862 is about 190.0633399163.

The spelling of 6865862 in words is "six million, eight hundred sixty-five thousand, eight hundred sixty-two".