671612926 has 32 divisors (see below), whose sum is σ = 1084285440. Its totient is φ = 311254944.

The previous prime is 671612917. The next prime is 671612941. The reversal of 671612926 is 629216176.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 200695 + ... + 204013.

It is an arithmetic number, because the mean of its divisors is an integer number (33883920).

Almost surely, 2^671612926 is an apocalyptic number.

671612926 is a deficient number, since it is larger than the sum of its proper divisors (412672514).

671612926 is a wasteful number, since it uses less digits than its factorization.

671612926 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3480.

The product of its digits is 54432, while the sum is 40.

The square root of 671612926 is about 25915.4958663731. The cubic root of 671612926 is about 875.7356212737.

The spelling of 671612926 in words is "six hundred seventy-one million, six hundred twelve thousand, nine hundred twenty-six".