834489384 has 32 divisors (see below), whose sum is σ = 2158164000. Its totient is φ = 268571072.

The previous prime is 834489373. The next prime is 834489391. The reversal of 834489384 is 483984438.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 598794 + ... + 600185.

It is an arithmetic number, because the mean of its divisors is an integer number (67442625).

Almost surely, 2^834489384 is an apocalyptic number.

It is an amenable number.

834489384 is an abundant number, since it is smaller than the sum of its proper divisors (1323674616).

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

834489384 is a wasteful number, since it uses less digits than its factorization.

834489384 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1199017 (or 1199013 counting only the distinct ones).

The product of its digits is 2654208, while the sum is 51.

The square root of 834489384 is about 28887.5299047876. The cubic root of 834489384 is about 941.4709819433.

The spelling of 834489384 in words is "eight hundred thirty-four million, four hundred eighty-nine thousand, three hundred eighty-four".