705345 has 16 divisors (see below), whose sum is σ = 1149120. Its totient is φ = 369344.

The previous prime is 705317. The next prime is 705389. The reversal of 705345 is 543507.

It is a cyclic number.

It is not a de Polignac number, because 705345 - 2⁹ = 704833 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 487 + ... + 1283.

It is an arithmetic number, because the mean of its divisors is an integer number (71820).

2⁷⁰⁵³⁴⁵ is an apocalyptic number.

It is an amenable number.

705345 is a deficient number, since it is larger than the sum of its proper divisors (443775).

705345 is a wasteful number, since it uses less digits than its factorization.

705345 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 864.

The product of its (nonzero) digits is 2100, while the sum is 24.

The square root of 705345 is about 839.8482005696. The cubic root of 705345 is about 89.0158201057.

The spelling of 705345 in words is "seven hundred five thousand, three hundred forty-five".