671712796 has 12 divisors (see below), whose sum is σ = 1177757280. Its totient is φ = 335210720.

The previous prime is 671712773. The next prime is 671712829. The reversal of 671712796 is 697217176.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 159076 + ... + 163243.

It is an arithmetic number, because the mean of its divisors is an integer number (98146440).

Almost surely, 2^671712796 is an apocalyptic number.

It is an amenable number.

671712796 is a deficient number, since it is larger than the sum of its proper divisors (506044484).

671712796 is a wasteful number, since it uses less digits than its factorization.

671712796 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 322844 (or 322842 counting only the distinct ones).

The product of its digits is 222264, while the sum is 46.

The square root of 671712796 is about 25917.4226342050. The cubic root of 671712796 is about 875.7790269211.

The spelling of 671712796 in words is "six hundred seventy-one million, seven hundred twelve thousand, seven hundred ninety-six".