850842518 has 16 divisors (see below), whose sum is σ = 1301468784. Its totient is φ = 417065760.

The previous prime is 850842497. The next prime is 850842527. The reversal of 850842518 is 815248058.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 26096 + ... + 48812.

It is an arithmetic number, because the mean of its divisors is an integer number (81341799).

Almost surely, 2^850842518 is an apocalyptic number.

850842518 is a deficient number, since it is larger than the sum of its proper divisors (450626266).

850842518 is a wasteful number, since it uses less digits than its factorization.

850842518 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23087.

The product of its (nonzero) digits is 102400, while the sum is 41.

The square root of 850842518 is about 29169.2049600259. The cubic root of 850842518 is about 947.5811105182.

The spelling of 850842518 in words is "eight hundred fifty million, eight hundred forty-two thousand, five hundred eighteen".