674836168 has 16 divisors (see below), whose sum is σ = 1286061660. Its totient is φ = 331886400.

The previous prime is 674836139. The next prime is 674836193. The reversal of 674836168 is 861638476.

It can be written as a sum of positive squares in 2 ways, for example, as 600152004 + 74684164 = 24498^2 + 8642^2 .

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, 690943 + ... + 691918.

Almost surely, 2^674836168 is an apocalyptic number.

It is an amenable number.

674836168 is a deficient number, since it is larger than the sum of its proper divisors (611225492).

674836168 is a wasteful number, since it uses less digits than its factorization.

674836168 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1382928 (or 1382924 counting only the distinct ones).

The product of its digits is 1161216, while the sum is 49.

The square root of 674836168 is about 25977.6089738836. The cubic root of 674836168 is about 877.1343456955.

The spelling of 674836168 in words is "six hundred seventy-four million, eight hundred thirty-six thousand, one hundred sixty-eight".