6848690 has 8 divisors (see below), whose sum is σ = 12327660. Its totient is φ = 2739472.

The previous prime is 6848659. The next prime is 6848701. The reversal of 6848690 is 968486.

It is a Cunningham number, because it is equal to 2617²+1.

It can be written as a sum of positive squares in 2 ways, for example, as 6848689 + 1 = 2617^2 + 1^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×6848690² = 93809109432200, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 342425 + ... + 342444.

Almost surely, 2^6848690 is an apocalyptic number.

6848690 is a deficient number, since it is larger than the sum of its proper divisors (5478970).

6848690 is a wasteful number, since it uses less digits than its factorization.

6848690 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 684876.

The product of its (nonzero) digits is 82944, while the sum is 41.

The square root of 6848690 is about 2617.0001910585. Note that the first 3 decimals coincide. The cubic root of 6848690 is about 189.9047537388.

The spelling of 6848690 in words is "six million, eight hundred forty-eight thousand, six hundred ninety".