850835505 has 16 divisors (see below), whose sum is σ = 1466055360. Its totient is φ = 418872768.

The previous prime is 850835497. The next prime is 850835507. The reversal of 850835505 is 505538058.

850835505 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 850835505 - 2³ = 850835497 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (39).

It is not an unprimeable number, because it can be changed into a prime (850835507) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2181435 + ... + 2181824.

It is an arithmetic number, because the mean of its divisors is an integer number (91628460).

Almost surely, 2^850835505 is an apocalyptic number.

It is an amenable number.

850835505 is a deficient number, since it is larger than the sum of its proper divisors (615219855).

850835505 is a wasteful number, since it uses less digits than its factorization.

850835505 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4363280.

The product of its (nonzero) digits is 120000, while the sum is 39.

The square root of 850835505 is about 29169.0847473828. The cubic root of 850835505 is about 947.5785070577.

The spelling of 850835505 in words is "eight hundred fifty million, eight hundred thirty-five thousand, five hundred five".