705844 has 6 divisors (see below), whose sum is σ = 1235234. Its totient is φ = 352920.

The previous prime is 705841. The next prime is 705863. The reversal of 705844 is 448507.

It can be written as a sum of positive squares in only one way, i.e., 702244 + 3600 = 838^2 + 60^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (705841) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 88227 + ... + 88234.

2⁷⁰⁵⁸⁴⁴ is an apocalyptic number.

It is an amenable number.

705844 is a deficient number, since it is larger than the sum of its proper divisors (529390).

705844 is a wasteful number, since it uses less digits than its factorization.

705844 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 176465 (or 176463 counting only the distinct ones).

The product of its (nonzero) digits is 4480, while the sum is 28.

The square root of 705844 is about 840.1452255414. The cubic root of 705844 is about 89.0368067262.

The spelling of 705844 in words is "seven hundred five thousand, eight hundred forty-four".