705745 has 8 divisors (see below), whose sum is σ = 852480. Its totient is φ = 560880.

The previous prime is 705737. The next prime is 705751. The reversal of 705745 is 547507.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 705745 - 2³ = 705737 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 586 + ... + 1324.

It is an arithmetic number, because the mean of its divisors is an integer number (106560).

2⁷⁰⁵⁷⁴⁵ is an apocalyptic number.

It is an amenable number.

705745 is a deficient number, since it is larger than the sum of its proper divisors (146735).

705745 is a wasteful number, since it uses less digits than its factorization.

705745 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 935.

The product of its (nonzero) digits is 4900, while the sum is 28.

The square root of 705745 is about 840.0863050901. The cubic root of 705745 is about 89.0326438347.

The spelling of 705745 in words is "seven hundred five thousand, seven hundred forty-five".