834294912 has 128 divisors (see below), whose sum is σ = 2429982720. Its totient is φ = 251520000.

The previous prime is 834294899. The next prime is 834294917. The reversal of 834294912 is 219492438.

It is a tau number, because it is divible by the number of its divisors (128).

It is not an unprimeable number, because it can be changed into a prime (834294917) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1110537 + ... + 1111287.

It is an arithmetic number, because the mean of its divisors is an integer number (18984240).

Almost surely, 2^834294912 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 834294912, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1214991360).

834294912 is an abundant number, since it is smaller than the sum of its proper divisors (1595687808).

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

834294912 is a wasteful number, since it uses less digits than its factorization.

834294912 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1042 (or 1030 counting only the distinct ones).

The product of its digits is 124416, while the sum is 42.

The square root of 834294912 is about 28884.1636887759. The cubic root of 834294912 is about 941.3978418200.

The spelling of 834294912 in words is "eight hundred thirty-four million, two hundred ninety-four thousand, nine hundred twelve".