834388964 has 12 divisors (see below), whose sum is σ = 1487731644. Its totient is φ = 409322784.

The previous prime is 834388937. The next prime is 834388981. The reversal of 834388964 is 469883438.

It can be written as a sum of positive squares in 2 ways, for example, as 400000000 + 434388964 = 20000^2 + 20842^2 .

It is a hoax number, since the sum of its digits (53) coincides with the sum of the digits of its distinct prime factors.

It is a Harshad number since it is a multiple of its sum of digits (53).

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 3 ways as a sum of consecutive naturals, for example, 1967687 + ... + 1968110.

It is an arithmetic number, because the mean of its divisors is an integer number (123977637).

Almost surely, 2^834388964 is an apocalyptic number.

It is an amenable number.

834388964 is a deficient number, since it is larger than the sum of its proper divisors (653342680).

834388964 is a wasteful number, since it uses less digits than its factorization.

834388964 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3935854 (or 3935852 counting only the distinct ones).

The product of its digits is 3981312, while the sum is 53.

The square root of 834388964 is about 28885.7917322687. The cubic root of 834388964 is about 941.4332158113.

The spelling of 834388964 in words is "eight hundred thirty-four million, three hundred eighty-eight thousand, nine hundred sixty-four".