850345473 has 4 divisors (see below), whose sum is σ = 1133793968. Its totient is φ = 566896980.

The previous prime is 850345459. The next prime is 850345481. The reversal of 850345473 is 374543058.

850345473 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 850345473 - 2¹⁴ = 850329089 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (850345073) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 141724243 + ... + 141724248.

It is an arithmetic number, because the mean of its divisors is an integer number (283448492).

Almost surely, 2^850345473 is an apocalyptic number.

It is an amenable number.

850345473 is a deficient number, since it is larger than the sum of its proper divisors (283448495).

850345473 is a wasteful number, since it uses less digits than its factorization.

850345473 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 283448494.

The product of its (nonzero) digits is 201600, while the sum is 39.

The square root of 850345473 is about 29160.6836854008. The cubic root of 850345473 is about 947.3965553323.

The spelling of 850345473 in words is "eight hundred fifty million, three hundred forty-five thousand, four hundred seventy-three".