671286006 has 12 divisors (see below), whose sum is σ = 1454453052. Its totient is φ = 223761996.

The previous prime is 671286001. The next prime is 671286013. The reversal of 671286006 is 600682176.

It is a happy number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (671286001) 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 5 ways as a sum of consecutive naturals, for example, 18646816 + ... + 18646851.

It is an arithmetic number, because the mean of its divisors is an integer number (121204421).

Almost surely, 2^671286006 is an apocalyptic number.

671286006 is an abundant number, since it is smaller than the sum of its proper divisors (783167046).

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

671286006 is a wasteful number, since it uses less digits than its factorization.

671286006 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37293675 (or 37293672 counting only the distinct ones).

The product of its (nonzero) digits is 24192, while the sum is 36.

The square root of 671286006 is about 25909.1876754174. The cubic root of 671286006 is about 875.5935047142.

The spelling of 671286006 in words is "six hundred seventy-one million, two hundred eighty-six thousand, six".