6947671 has 4 divisors (see below), whose sum is σ = 6974352. Its totient is φ = 6920992.

The previous prime is 6947669. The next prime is 6947693. The reversal of 6947671 is 1767496.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 6947671 - 2¹ = 6947669 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6947621) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12946 + ... + 13471.

It is an arithmetic number, because the mean of its divisors is an integer number (1743588).

Almost surely, 2^6947671 is an apocalyptic number.

6947671 is a deficient number, since it is larger than the sum of its proper divisors (26681).

6947671 is a wasteful number, since it uses less digits than its factorization.

6947671 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26680.

The product of its digits is 63504, while the sum is 40.

The square root of 6947671 is about 2635.8435082531. The cubic root of 6947671 is about 190.8152503900.

The spelling of 6947671 in words is "six million, nine hundred forty-seven thousand, six hundred seventy-one".