705797 has 4 divisors (see below), whose sum is σ = 709920. Its totient is φ = 701676.

The previous prime is 705787. The next prime is 705821. The reversal of 705797 is 797507.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 705797 - 2⁴ = 705781 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (705737) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1793 + ... + 2150.

It is an arithmetic number, because the mean of its divisors is an integer number (177480).

2⁷⁰⁵⁷⁹⁷ is an apocalyptic number.

It is an amenable number.

705797 is a deficient number, since it is larger than the sum of its proper divisors (4123).

705797 is a wasteful number, since it uses less digits than its factorization.

705797 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4122.

The product of its (nonzero) digits is 15435, while the sum is 35.

The square root of 705797 is about 840.1172537212. The cubic root of 705797 is about 89.0348304525.

The spelling of 705797 in words is "seven hundred five thousand, seven hundred ninety-seven".