834304905 has 48 divisors (see below), whose sum is σ = 1662960000. Its totient is φ = 379033344.

The previous prime is 834304879. The next prime is 834304931. The reversal of 834304905 is 509403438.

It is an interprime number because it is at equal distance from previous prime (834304879) and next prime (834304931).

It is not a de Polignac number, because 834304905 - 2⁵ = 834304873 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 834304905.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 43221 + ... + 59469.

It is an arithmetic number, because the mean of its divisors is an integer number (34645000).

Almost surely, 2^834304905 is an apocalyptic number.

It is an amenable number.

834304905 is a deficient number, since it is larger than the sum of its proper divisors (828655095).

834304905 is a wasteful number, since it uses less digits than its factorization.

834304905 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16430 (or 16427 counting only the distinct ones).

The product of its (nonzero) digits is 51840, while the sum is 36.

The square root of 834304905 is about 28884.3366723212. The cubic root of 834304905 is about 941.4016004234.

The spelling of 834304905 in words is "eight hundred thirty-four million, three hundred four thousand, nine hundred five".