674602816 has 14 divisors (see below), whose sum is σ = 1338665090. Its totient is φ = 337301376.

The previous prime is 674602813. The next prime is 674602837. The reversal of 674602816 is 618206476.

It can be written as a sum of positive squares in only one way, i.e., 670602816 + 4000000 = 25896^2 + 2000^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (674602813) by changing a digit.

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 as a sum of consecutive naturals, namely, 5270271 + ... + 5270398.

It is an arithmetic number, because the mean of its divisors is an integer number (95618935).

Almost surely, 2^674602816 is an apocalyptic number.

It is an amenable number.

674602816 is a deficient number, since it is larger than the sum of its proper divisors (664062274).

674602816 is a wasteful number, since it uses less digits than its factorization.

674602816 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10540681 (or 10540671 counting only the distinct ones).

The product of its (nonzero) digits is 96768, while the sum is 40.

The square root of 674602816 is about 25973.1171791143. The cubic root of 674602816 is about 877.0332324375.

The spelling of 674602816 in words is "six hundred seventy-four million, six hundred two thousand, eight hundred sixteen".