674680208 has 20 divisors (see below), whose sum is σ = 1308137628. Its totient is φ = 337096320.

The previous prime is 674680199. The next prime is 674680211. The reversal of 674680208 is 802086476.

It can be written as a sum of positive squares in 2 ways, for example, as 660901264 + 13778944 = 25708^2 + 3712^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8738 + ... + 37758.

Almost surely, 2^674680208 is an apocalyptic number.

It is an amenable number.

674680208 is a deficient number, since it is larger than the sum of its proper divisors (633457420).

674680208 is a wasteful number, since it uses less digits than its factorization.

674680208 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30482 (or 30476 counting only the distinct ones).

The product of its (nonzero) digits is 129024, while the sum is 41.

The square root of 674680208 is about 25974.6069845147. The cubic root of 674680208 is about 877.0667695841.

The spelling of 674680208 in words is "six hundred seventy-four million, six hundred eighty thousand, two hundred eight".