674805742 has 8 divisors (see below), whose sum is σ = 1090070856. Its totient is φ = 311448792.

The previous prime is 674805739. The next prime is 674805749. The reversal of 674805742 is 247508476.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (674805749) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12977008 + ... + 12977059.

It is an arithmetic number, because the mean of its divisors is an integer number (136258857).

Almost surely, 2^674805742 is an apocalyptic number.

674805742 is a deficient number, since it is larger than the sum of its proper divisors (415265114).

674805742 is a wasteful number, since it uses less digits than its factorization.

674805742 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25954082.

The product of its (nonzero) digits is 376320, while the sum is 43.

The square root of 674805742 is about 25977.0233475662. The cubic root of 674805742 is about 877.1211631919.

The spelling of 674805742 in words is "six hundred seventy-four million, eight hundred five thousand, seven hundred forty-two".