671343794 has 32 divisors (see below), whose sum is σ = 1141050240. Its totient is φ = 293440000.

The previous prime is 671343793. The next prime is 671343797. The reversal of 671343794 is 497343176.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (671343791) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 165794 + ... + 169794.

It is an arithmetic number, because the mean of its divisors is an integer number (35657820).

Almost surely, 2^671343794 is an apocalyptic number.

671343794 is a deficient number, since it is larger than the sum of its proper divisors (469706446).

671343794 is a wasteful number, since it uses less digits than its factorization.

671343794 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4306.

The product of its digits is 381024, while the sum is 44.

The square root of 671343794 is about 25910.3028542702. The cubic root of 671343794 is about 875.6186292985.

The spelling of 671343794 in words is "six hundred seventy-one million, three hundred forty-three thousand, seven hundred ninety-four".