6893085906 has 40 divisors (see below), whose sum is σ = 17652138240. Its totient is φ = 1969452792.

The previous prime is 6893085887. The next prime is 6893085929. The reversal of 6893085906 is 6095803986.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is an unprimeable number.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 3038146 + ... + 3040413.

It is an arithmetic number, because the mean of its divisors is an integer number (441303456).

Almost surely, 2^6893085906 is an apocalyptic number.

6893085906 is an abundant number, since it is smaller than the sum of its proper divisors (10759052334).

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

6893085906 is a wasteful number, since it uses less digits than its factorization.

6893085906 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6078580 (or 6078571 counting only the distinct ones).

The product of its (nonzero) digits is 2799360, while the sum is 54.

The square root of 6893085906 is about 83024.6102429876. The cubic root of 6893085906 is about 1903.1421604704.

The spelling of 6893085906 in words is "six billion, eight hundred ninety-three million, eighty-five thousand, nine hundred six".