6671601 has 12 divisors (see below), whose sum is σ = 9659520. Its totient is φ = 4437240.

The previous prime is 6671597. The next prime is 6671617. The reversal of 6671601 is 1061766.

It is not a de Polignac number, because 6671601 - 2² = 6671597 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (6671671) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 5956 + ... + 6986.

It is an arithmetic number, because the mean of its divisors is an integer number (804960).

Almost surely, 2^6671601 is an apocalyptic number.

It is an amenable number.

6671601 is a deficient number, since it is larger than the sum of its proper divisors (2987919).

6671601 is a wasteful number, since it uses less digits than its factorization.

6671601 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1756 (or 1753 counting only the distinct ones).

The product of its (nonzero) digits is 1512, while the sum is 27.

The square root of 6671601 is about 2582.9442502694. The cubic root of 6671601 is about 188.2536281794.

The spelling of 6671601 in words is "six million, six hundred seventy-one thousand, six hundred one".