851083384 has 8 divisors (see below), whose sum is σ = 1595781360. Its totient is φ = 425541688.

The previous prime is 851083369. The next prime is 851083417. The reversal of 851083384 is 483380158.

It is a tau number, because it is divible by the number of its divisors (8).

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 as a sum of consecutive naturals, namely, 53192704 + ... + 53192719.

It is an arithmetic number, because the mean of its divisors is an integer number (199472670).

Almost surely, 2^851083384 is an apocalyptic number.

It is an amenable number.

851083384 is a deficient number, since it is larger than the sum of its proper divisors (744697976).

851083384 is a wasteful number, since it uses less digits than its factorization.

851083384 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 106385429 (or 106385425 counting only the distinct ones).

The product of its (nonzero) digits is 92160, while the sum is 40.

The square root of 851083384 is about 29173.3334399756. Note that the first 3 decimals coincide. The cubic root of 851083384 is about 947.6705193621.

The spelling of 851083384 in words is "eight hundred fifty-one million, eighty-three thousand, three hundred eighty-four".