834705434 has 8 divisors (see below), whose sum is σ = 1295232660. Its totient is φ = 402961216.

The previous prime is 834705419. The next prime is 834705437. The reversal of 834705434 is 434507438.

It can be written as a sum of positive squares in 2 ways, for example, as 715830025 + 118875409 = 26755^2 + 10903^2 .

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

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

It is not an unprimeable number, because it can be changed into a prime (834705437) 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, 7195679 + ... + 7195794.

Almost surely, 2^834705434 is an apocalyptic number.

834705434 is a deficient number, since it is larger than the sum of its proper divisors (460527226).

834705434 is a wasteful number, since it uses less digits than its factorization.

834705434 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14391504.

The product of its (nonzero) digits is 161280, while the sum is 38.

The square root of 834705434 is about 28891.2691656147. The cubic root of 834705434 is about 941.5522241409.

The spelling of 834705434 in words is "eight hundred thirty-four million, seven hundred five thousand, four hundred thirty-four".