705775 has 24 divisors (see below), whose sum is σ = 1036640. Its totient is φ = 466560.

The previous prime is 705769. The next prime is 705779. The reversal of 705775 is 577507.

It is not a de Polignac number, because 705775 - 2¹³ = 697583 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (705779) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 6421 + ... + 6529.

2⁷⁰⁵⁷⁷⁵ is an apocalyptic number.

705775 is a deficient number, since it is larger than the sum of its proper divisors (330865).

705775 is a wasteful number, since it uses less digits than its factorization.

705775 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 163 (or 158 counting only the distinct ones).

The product of its (nonzero) digits is 8575, while the sum is 31.

The square root of 705775 is about 840.1041602087. The cubic root of 705775 is about 89.0339053581.

The spelling of 705775 in words is "seven hundred five thousand, seven hundred seventy-five".