6890704 has 20 divisors (see below), whose sum is σ = 13408740. Its totient is φ = 3430400.

The previous prime is 6890701. The next prime is 6890713. The reversal of 6890704 is 4070986.

It can be written as a sum of positive squares in 2 ways, for example, as 4161600 + 2729104 = 2040^2 + 1652^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 6890704.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6890701) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3504 + ... + 5104.

It is an arithmetic number, because the mean of its divisors is an integer number (670437).

Almost surely, 2^6890704 is an apocalyptic number.

It is an amenable number.

6890704 is a deficient number, since it is larger than the sum of its proper divisors (6518036).

6890704 is a wasteful number, since it uses less digits than its factorization.

6890704 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1878 (or 1872 counting only the distinct ones).

The product of its (nonzero) digits is 12096, while the sum is 34.

The square root of 6890704 is about 2625.0150475759. The cubic root of 6890704 is about 190.2922924943.

The spelling of 6890704 in words is "six million, eight hundred ninety thousand, seven hundred four".