705434 has 8 divisors (see below), whose sum is σ = 1061748. Its totient is φ = 351520.

The previous prime is 705427. The next prime is 705437. The reversal of 705434 is 434507.

705434 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 664225 + 41209 = 815^2 + 203^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is an alternating number because its digits alternate between odd and even.

It is not an unprimeable number, because it can be changed into a prime (705437) 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, 704 + ... + 1380.

2⁷⁰⁵⁴³⁴ is an apocalyptic number.

705434 is a deficient number, since it is larger than the sum of its proper divisors (356314).

705434 is a wasteful number, since it uses less digits than its factorization.

705434 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1200.

The product of its (nonzero) digits is 1680, while the sum is 23.

The square root of 705434 is about 839.9011846640. The cubic root of 705434 is about 89.0195639355.

The spelling of 705434 in words is "seven hundred five thousand, four hundred thirty-four".