844117116 has 24 divisors (see below), whose sum is σ = 2085466320. Its totient is φ = 264820992.

The previous prime is 844117111. The next prime is 844117147. The reversal of 844117116 is 611711448.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (844117111) 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 7 ways as a sum of consecutive naturals, for example, 2068711 + ... + 2069118.

It is an arithmetic number, because the mean of its divisors is an integer number (86894430).

Almost surely, 2^844117116 is an apocalyptic number.

It is an amenable number.

844117116 is an abundant number, since it is smaller than the sum of its proper divisors (1241349204).

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

844117116 is a wasteful number, since it uses less digits than its factorization.

844117116 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4137853 (or 4137851 counting only the distinct ones).

The product of its digits is 5376, while the sum is 33.

The square root of 844117116 is about 29053.6936722338. The cubic root of 844117116 is about 945.0778156016.

The spelling of 844117116 in words is "eight hundred forty-four million, one hundred seventeen thousand, one hundred sixteen".