512343834 has 16 divisors (see below), whose sum is σ = 1024910688. Its totient is φ = 170744112.

The previous prime is 512343829. The next prime is 512343859. The reversal of 512343834 is 438343215.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 512343795 and 512343804.

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 7 ways as a sum of consecutive naturals, for example, 44769 + ... + 55035.

It is an arithmetic number, because the mean of its divisors is an integer number (64056918).

Almost surely, 2^512343834 is an apocalyptic number.

512343834 is an abundant number, since it is smaller than the sum of its proper divisors (512566854).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

512343834 is a wasteful number, since it uses less digits than its factorization.

512343834 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18589.

The product of its digits is 34560, while the sum is 33.

The square root of 512343834 is about 22635.0134526136. The cubic root of 512343834 is about 800.1790401361.

The spelling of 512343834 in words is "five hundred twelve million, three hundred forty-three thousand, eight hundred thirty-four".