850138204 has 12 divisors (see below), whose sum is σ = 1566044200. Its totient is φ = 402697008.

The previous prime is 850138181. The next prime is 850138229. The reversal of 850138204 is 402831058.

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, 5592939 + ... + 5593090.

Almost surely, 2^850138204 is an apocalyptic number.

It is an amenable number.

850138204 is a deficient number, since it is larger than the sum of its proper divisors (715905996).

850138204 is a wasteful number, since it uses less digits than its factorization.

850138204 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11186052 (or 11186050 counting only the distinct ones).

The product of its (nonzero) digits is 7680, while the sum is 31.

The square root of 850138204 is about 29157.1295569368. The cubic root of 850138204 is about 947.3195741133.

The spelling of 850138204 in words is "eight hundred fifty million, one hundred thirty-eight thousand, two hundred four".