206704 has 10 divisors (see below), whose sum is σ = 400520. Its totient is φ = 103344.

The previous prime is 206699. The next prime is 206749. The reversal of 206704 is 407602.

206704 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6444 + ... + 6475.

It is an arithmetic number, because the mean of its divisors is an integer number (40052).

2²⁰⁶⁷⁰⁴ is an apocalyptic number.

It is an amenable number.

206704 is a deficient number, since it is larger than the sum of its proper divisors (193816).

206704 is a wasteful number, since it uses less digits than its factorization.

206704 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12927 (or 12921 counting only the distinct ones).

The product of its (nonzero) digits is 336, while the sum is 19.

The square root of 206704 is about 454.6471159042. The cubic root of 206704 is about 59.1266073697.

It can be divided in two parts, 20 and 6704, that added together give a square (6724 = 82²).

The spelling of 206704 in words is "two hundred six thousand, seven hundred four".