849289204 has 12 divisors (see below), whose sum is σ = 1500972228. Its totient is φ = 420440000.

The previous prime is 849289187. The next prime is 849289229. The reversal of 849289204 is 402982948.

It can be written as a sum of positive squares in 2 ways, for example, as 612067600 + 237221604 = 24740^2 + 15402^2 .

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1050697 + ... + 1051504.

It is an arithmetic number, because the mean of its divisors is an integer number (125081019).

Almost surely, 2^849289204 is an apocalyptic number.

It is an amenable number.

849289204 is a deficient number, since it is larger than the sum of its proper divisors (651683024).

849289204 is a wasteful number, since it uses less digits than its factorization.

849289204 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2102306 (or 2102304 counting only the distinct ones).

The product of its (nonzero) digits is 331776, while the sum is 46.

The square root of 849289204 is about 29142.5668739046. The cubic root of 849289204 is about 947.0041186592.

The spelling of 849289204 in words is "eight hundred forty-nine million, two hundred eighty-nine thousand, two hundred four".