6865628 has 24 divisors (see below), whose sum is σ = 14980224. Its totient is φ = 2674800.

The previous prime is 6865613. The next prime is 6865643. The reversal of 6865628 is 8265686.

It is an interprime number because it is at equal distance from previous prime (6865613) and next prime (6865643).

It is a congruent number.

It is an unprimeable number.

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, 10838 + ... + 11453.

It is an arithmetic number, because the mean of its divisors is an integer number (624176).

Almost surely, 2^6865628 is an apocalyptic number.

It is an amenable number.

6865628 is an abundant number, since it is smaller than the sum of its proper divisors (8114596).

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

6865628 is a wasteful number, since it uses less digits than its factorization.

6865628 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22313 (or 22311 counting only the distinct ones).

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

The square root of 6865628 is about 2620.2343406650. The cubic root of 6865628 is about 190.0611806668.

The spelling of 6865628 in words is "six million, eight hundred sixty-five thousand, six hundred twenty-eight".