834693072 has 20 divisors (see below), whose sum is σ = 2156290560. Its totient is φ = 278231008.

The previous prime is 834693071. The next prime is 834693107. The reversal of 834693072 is 270396438.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (834693071) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8694672 + ... + 8694767.

It is an arithmetic number, because the mean of its divisors is an integer number (107814528).

Almost surely, 2^834693072 is an apocalyptic number.

It is an amenable number.

834693072 is an abundant number, since it is smaller than the sum of its proper divisors (1321597488).

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

834693072 is a wasteful number, since it uses less digits than its factorization.

834693072 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17389450 (or 17389444 counting only the distinct ones).

The product of its (nonzero) digits is 217728, while the sum is 42.

The square root of 834693072 is about 28891.0552247577. The cubic root of 834693072 is about 941.5475759838.

The spelling of 834693072 in words is "eight hundred thirty-four million, six hundred ninety-three thousand, seventy-two".