671040346 has 16 divisors (see below), whose sum is σ = 1014781248. Its totient is φ = 332791200.

The previous prime is 671040323. The next prime is 671040361. The reversal of 671040346 is 643040176.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 128686 + ... + 133798.

It is an arithmetic number, because the mean of its divisors is an integer number (63423828).

Almost surely, 2^671040346 is an apocalyptic number.

671040346 is a deficient number, since it is larger than the sum of its proper divisors (343740902).

671040346 is a wasteful number, since it uses less digits than its factorization.

671040346 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5637.

The product of its (nonzero) digits is 12096, while the sum is 31.

The square root of 671040346 is about 25904.4464522985. The cubic root of 671040346 is about 875.4866826133.

The spelling of 671040346 in words is "six hundred seventy-one million, forty thousand, three hundred forty-six".