6671712 has 24 divisors (see below), whose sum is σ = 17513496. Its totient is φ = 2223872.

The previous prime is 6671683. The next prime is 6671713. The reversal of 6671712 is 2171766.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (24).

It is an Ulam number.

It is a self number, because there is not a number n which added to its sum of digits gives 6671712.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6671713) 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, 34653 + ... + 34844.

It is an arithmetic number, because the mean of its divisors is an integer number (729729).

Almost surely, 2^6671712 is an apocalyptic number.

It is an amenable number.

6671712 is an abundant number, since it is smaller than the sum of its proper divisors (10841784).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

6671712 is a wasteful number, since it uses less digits than its factorization.

6671712 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 69510 (or 69502 counting only the distinct ones).

The product of its digits is 3528, while the sum is 30.

The square root of 6671712 is about 2582.9657372873. The cubic root of 6671712 is about 188.2546722085.

The spelling of 6671712 in words is "six million, six hundred seventy-one thousand, seven hundred twelve".