6804399726 has 24 divisors (see below), whose sum is σ = 14749452120. Its totient is φ = 2267120016.

The previous prime is 6804399713. The next prime is 6804399737. The reversal of 6804399726 is 6279934086.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 42460 + ... + 124143.

It is an arithmetic number, because the mean of its divisors is an integer number (614560505).

Almost surely, 2^6804399726 is an apocalyptic number.

6804399726 is an abundant number, since it is smaller than the sum of its proper divisors (7945052394).

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

6804399726 is a wasteful number, since it uses less digits than its factorization.

6804399726 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 168880 (or 168877 counting only the distinct ones).

The product of its (nonzero) digits is 3919104, while the sum is 54.

The square root of 6804399726 is about 82488.7854559636. The cubic root of 6804399726 is about 1894.9449863474.

The spelling of 6804399726 in words is "six billion, eight hundred four million, three hundred ninety-nine thousand, seven hundred twenty-six".