6671606 has 4 divisors (see below), whose sum is σ = 10007412. Its totient is φ = 3335802.

The previous prime is 6671597. The next prime is 6671617. The reversal of 6671606 is 6061766.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1667900 + ... + 1667903.

It is an arithmetic number, because the mean of its divisors is an integer number (2501853).

Almost surely, 2^6671606 is an apocalyptic number.

6671606 is a deficient number, since it is larger than the sum of its proper divisors (3335806).

6671606 is a wasteful number, since it uses less digits than its factorization.

6671606 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3335805.

The product of its (nonzero) digits is 9072, while the sum is 32.

The square root of 6671606 is about 2582.9452181570. The cubic root of 6671606 is about 188.2536752079.

The spelling of 6671606 in words is "six million, six hundred seventy-one thousand, six hundred six".