674747717 has 8 divisors (see below), whose sum is σ = 785690496. Its totient is φ = 567442512.

The previous prime is 674747713. The next prime is 674747789. The reversal of 674747717 is 717747476.

674747717 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is not a de Polignac number, because 674747717 - 2² = 674747713 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (674747713) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 908993 + ... + 909734.

It is an arithmetic number, because the mean of its divisors is an integer number (98211312).

Almost surely, 2^674747717 is an apocalyptic number.

It is an amenable number.

674747717 is a deficient number, since it is larger than the sum of its proper divisors (110942779).

674747717 is a wasteful number, since it uses less digits than its factorization.

674747717 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1818787.

The product of its digits is 1613472, while the sum is 50.

The square root of 674747717 is about 25975.9064711898. The cubic root of 674747717 is about 877.0960219247.

The spelling of 674747717 in words is "six hundred seventy-four million, seven hundred forty-seven thousand, seven hundred seventeen".