6851716 has 6 divisors (see below), whose sum is σ = 11990510. Its totient is φ = 3425856.

The previous prime is 6851687. The next prime is 6851717. The reversal of 6851716 is 6171586.

It can be written as a sum of positive squares in only one way, i.e., 6553600 + 298116 = 2560^2 + 546^2 .

It is not an unprimeable number, because it can be changed into a prime (6851717) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 856461 + ... + 856468.

Almost surely, 2^6851716 is an apocalyptic number.

It is an amenable number.

6851716 is a deficient number, since it is larger than the sum of its proper divisors (5138794).

6851716 is a wasteful number, since it uses less digits than its factorization.

6851716 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1712933 (or 1712931 counting only the distinct ones).

The product of its digits is 10080, while the sum is 34.

The square root of 6851716 is about 2617.5782700810. The cubic root of 6851716 is about 189.9327185599.

It can be divided in two parts, 685 and 1716, that added together give a 4-th power (2401 = 7⁴).

The spelling of 6851716 in words is "six million, eight hundred fifty-one thousand, seven hundred sixteen".