671610328 has 16 divisors (see below), whose sum is σ = 1325547000. Its totient is φ = 318131136.

The previous prime is 671610323. The next prime is 671610349. The reversal of 671610328 is 823016176.

671610328 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 671610293 and 671610302.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (671610323) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2209093 + ... + 2209396.

Almost surely, 2^671610328 is an apocalyptic number.

It is an amenable number.

671610328 is a deficient number, since it is larger than the sum of its proper divisors (653936672).

671610328 is a wasteful number, since it uses less digits than its factorization.

671610328 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4418514 (or 4418510 counting only the distinct ones).

The product of its (nonzero) digits is 12096, while the sum is 34.

The square root of 671610328 is about 25915.4457418737. The cubic root of 671610328 is about 875.7344920696.

The spelling of 671610328 in words is "six hundred seventy-one million, six hundred ten thousand, three hundred twenty-eight".