705207 has 4 divisors (see below), whose sum is σ = 940280. Its totient is φ = 470136.

The previous prime is 705197. The next prime is 705209. The reversal of 705207 is 702507.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 705207 - 2⁴ = 705191 is a prime.

It is a D-number.

It is a Duffinian number.

It is a plaindrome in base 14.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (705209) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 117532 + ... + 117537.

It is an arithmetic number, because the mean of its divisors is an integer number (235070).

2⁷⁰⁵²⁰⁷ is an apocalyptic number.

705207 is a deficient number, since it is larger than the sum of its proper divisors (235073).

705207 is a wasteful number, since it uses less digits than its factorization.

705207 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 235072.

The product of its (nonzero) digits is 490, while the sum is 21.

The square root of 705207 is about 839.7660388465. The cubic root of 705207 is about 89.0100144435.

The spelling of 705207 in words is "seven hundred five thousand, two hundred seven".