850349671 has 4 divisors (see below), whose sum is σ = 850408000. Its totient is φ = 850291344.

The previous prime is 850349659. The next prime is 850349677. The reversal of 850349671 is 176943058.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 850349671 - 2²³ = 841961063 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (850349677) 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, 13930 + ... + 43528.

It is an arithmetic number, because the mean of its divisors is an integer number (212602000).

Almost surely, 2^850349671 is an apocalyptic number.

850349671 is a deficient number, since it is larger than the sum of its proper divisors (58329).

850349671 is a wasteful number, since it uses less digits than its factorization.

850349671 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 58328.

The product of its (nonzero) digits is 181440, while the sum is 43.

The square root of 850349671 is about 29160.7556657917. The cubic root of 850349671 is about 947.3981143709.

The spelling of 850349671 in words is "eight hundred fifty million, three hundred forty-nine thousand, six hundred seventy-one".