671775376 has 20 divisors (see below), whose sum is σ = 1304427052. Its totient is φ = 335149056.

The previous prime is 671775347. The next prime is 671775397. The reversal of 671775376 is 673577176.

It can be written as a sum of positive squares in 2 ways, for example, as 641304976 + 30470400 = 25324^2 + 5520^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 38625 + ... + 53248.

Almost surely, 2^671775376 is an apocalyptic number.

It is an amenable number.

671775376 is a deficient number, since it is larger than the sum of its proper divisors (632651676).

671775376 is a wasteful number, since it uses less digits than its factorization.

671775376 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 92338 (or 92332 counting only the distinct ones).

The product of its digits is 1296540, while the sum is 49.

The square root of 671775376 is about 25918.6299020608. The cubic root of 671775376 is about 875.8062233410.

The spelling of 671775376 in words is "six hundred seventy-one million, seven hundred seventy-five thousand, three hundred seventy-six".