6961671 has 12 divisors (see below), whose sum is σ = 10079160. Its totient is φ = 4630320.

The previous prime is 6961649. The next prime is 6961673. The reversal of 6961671 is 1761696.

It is not a de Polignac number, because 6961671 - 2⁶ = 6961607 is a prime.

It is a super-2 number, since 2×6961671² = 96929726224482, which contains 22 as substring.

It is an Ulam number.

6961671 is a lucky number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6961673) 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 11 ways as a sum of consecutive naturals, for example, 5836 + ... + 6926.

It is an arithmetic number, because the mean of its divisors is an integer number (839930).

Almost surely, 2^6961671 is an apocalyptic number.

6961671 is a deficient number, since it is larger than the sum of its proper divisors (3117489).

6961671 is a wasteful number, since it uses less digits than its factorization.

6961671 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1806 (or 1803 counting only the distinct ones).

The product of its digits is 13608, while the sum is 36.

The square root of 6961671 is about 2638.4978681060. The cubic root of 6961671 is about 190.9433326953.

The spelling of 6961671 in words is "six million, nine hundred sixty-one thousand, six hundred seventy-one".