705316 has 6 divisors (see below), whose sum is σ = 1234310. Its totient is φ = 352656.

The previous prime is 705307. The next prime is 705317. The reversal of 705316 is 613507.

It can be written as a sum of positive squares in only one way, i.e., 484416 + 220900 = 696^2 + 470^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (705317) by changing a digit.

705316 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 88161 + ... + 88168.

2⁷⁰⁵³¹⁶ is an apocalyptic number.

It is an amenable number.

705316 is a deficient number, since it is larger than the sum of its proper divisors (528994).

705316 is a wasteful number, since it uses less digits than its factorization.

705316 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 176333 (or 176331 counting only the distinct ones).

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

The square root of 705316 is about 839.8309353674. The cubic root of 705316 is about 89.0146001381.

Subtracting from 705316 its reverse (613507), we obtain a square (91809 = 303²).

The spelling of 705316 in words is "seven hundred five thousand, three hundred sixteen".