674417717 has 4 divisors (see below), whose sum is σ = 676852716. Its totient is φ = 671982720.

The previous prime is 674417713. The next prime is 674417729. The reversal of 674417717 is 717714476.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 179533201 + 494884516 = 13399^2 + 22246^2 .

It is a cyclic number.

It is not a de Polignac number, because 674417717 - 2² = 674417713 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 (674417713) 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 in 3 ways as a sum of consecutive naturals, for example, 1217084 + ... + 1217637.

It is an arithmetic number, because the mean of its divisors is an integer number (169213179).

Almost surely, 2^674417717 is an apocalyptic number.

It is an amenable number.

674417717 is a deficient number, since it is larger than the sum of its proper divisors (2434999).

674417717 is a wasteful number, since it uses less digits than its factorization.

674417717 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2434998.

The product of its digits is 230496, while the sum is 44.

The square root of 674417717 is about 25969.5536542313. The cubic root of 674417717 is about 876.9530109994.

The spelling of 674417717 in words is "six hundred seventy-four million, four hundred seventeen thousand, seven hundred seventeen".