844006684 has 12 divisors (see below), whose sum is σ = 1563894864. Its totient is φ = 397179584.

The previous prime is 844006673. The next prime is 844006693. The reversal of 844006684 is 486600448.

It is a congruent number.

It is an unprimeable number.

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, 6205864 + ... + 6205999.

It is an arithmetic number, because the mean of its divisors is an integer number (130324572).

Almost surely, 2^844006684 is an apocalyptic number.

It is an amenable number.

844006684 is a deficient number, since it is larger than the sum of its proper divisors (719888180).

844006684 is a wasteful number, since it uses less digits than its factorization.

844006684 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12411884 (or 12411882 counting only the distinct ones).

The product of its (nonzero) digits is 147456, while the sum is 40.

The square root of 844006684 is about 29051.7931288243. The cubic root of 844006684 is about 945.0366003946.

The spelling of 844006684 in words is "eight hundred forty-four million, six thousand, six hundred eighty-four".