717313 has 4 divisors (see below), whose sum is σ = 727488. Its totient is φ = 707140.

The previous prime is 717293. The next prime is 717317. The reversal of 717313 is 313717.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-717313 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (717317) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4981 + ... + 5122.

It is an arithmetic number, because the mean of its divisors is an integer number (181872).

2⁷¹⁷³¹³ is an apocalyptic number.

It is an amenable number.

717313 is a deficient number, since it is larger than the sum of its proper divisors (10175).

717313 is a wasteful number, since it uses less digits than its factorization.

717313 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10174.

The product of its digits is 441, while the sum is 22.

The square root of 717313 is about 846.9433275019. The cubic root of 717313 is about 89.5164602540.

The spelling of 717313 in words is "seven hundred seventeen thousand, three hundred thirteen".