6855500 has 24 divisors (see below), whose sum is σ = 14973504. Its totient is φ = 2742000.

The previous prime is 6855493. The next prime is 6855529. The reversal of 6855500 is 55586.

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, 6356 + ... + 7355.

It is an arithmetic number, because the mean of its divisors is an integer number (623896).

Almost surely, 2^6855500 is an apocalyptic number.

It is an amenable number.

6855500 is an abundant number, since it is smaller than the sum of its proper divisors (8118004).

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

6855500 is a wasteful number, since it uses less digits than its factorization.

6855500 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13730 (or 13718 counting only the distinct ones).

The product of its (nonzero) digits is 6000, while the sum is 29.

The square root of 6855500 is about 2618.3009758238. The cubic root of 6855500 is about 189.9676768652.

The spelling of 6855500 in words is "six million, eight hundred fifty-five thousand, five hundred".