851350473 has 32 divisors (see below), whose sum is σ = 1282310400. Its totient is φ = 558171648.

The previous prime is 851350439. The next prime is 851350483. The reversal of 851350473 is 374053158.

851350473 is a `hidden beast` number, since 85 + 1 + 3 + 504 + 73 = 666.

It is not a de Polignac number, because 851350473 - 2⁸ = 851350217 is a prime.

It is not an unprimeable number, because it can be changed into a prime (851350403) by changing a digit.

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 31 ways as a sum of consecutive naturals, for example, 452148 + ... + 454026.

It is an arithmetic number, because the mean of its divisors is an integer number (40072200).

Almost surely, 2^851350473 is an apocalyptic number.

It is an amenable number.

851350473 is a deficient number, since it is larger than the sum of its proper divisors (430959927).

851350473 is a wasteful number, since it uses less digits than its factorization.

851350473 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2158 (or 2152 counting only the distinct ones).

The product of its (nonzero) digits is 50400, while the sum is 36.

The square root of 851350473 is about 29177.9107031329. The cubic root of 851350473 is about 947.7696423948.

The spelling of 851350473 in words is "eight hundred fifty-one million, three hundred fifty thousand, four hundred seventy-three".