713605 has 12 divisors (see below), whose sum is σ = 892332. Its totient is φ = 547520.

The previous prime is 713599. The next prime is 713611. The reversal of 713605 is 506317.

713605 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (713599) and next prime (713611).

It can be written as a sum of positive squares in 2 ways, for example, as 125316 + 588289 = 354^2 + 767^2 .

It is not a de Polignac number, because 713605 - 2³ = 713597 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 12066 + ... + 12124.

It is an arithmetic number, because the mean of its divisors is an integer number (74361).

2⁷¹³⁶⁰⁵ is an apocalyptic number.

It is an amenable number.

713605 is a deficient number, since it is larger than the sum of its proper divisors (178727).

713605 is an equidigital number, since it uses as much as digits as its factorization.

713605 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 164 (or 105 counting only the distinct ones).

The product of its (nonzero) digits is 630, while the sum is 22.

The square root of 713605 is about 844.7514427333. The cubic root of 713605 is about 89.3619481487.

The spelling of 713605 in words is "seven hundred thirteen thousand, six hundred five".