850329873 has 16 divisors (see below), whose sum is σ = 1290475200. Its totient is φ = 553059360.

The previous prime is 850329871. The next prime is 850329877. The reversal of 850329873 is 378923058.

It is not a de Polignac number, because 850329873 - 2¹ = 850329871 is a prime.

It is a super-2 number, since 2×850329873² = 1446121785832392258, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (850329871) 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, 382963 + ... + 385176.

It is an arithmetic number, because the mean of its divisors is an integer number (80654700).

Almost surely, 2^850329873 is an apocalyptic number.

It is an amenable number.

850329873 is a deficient number, since it is larger than the sum of its proper divisors (440145327).

850329873 is a wasteful number, since it uses less digits than its factorization.

850329873 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 768189 (or 768183 counting only the distinct ones).

The product of its (nonzero) digits is 362880, while the sum is 45.

The square root of 850329873 is about 29160.4162007335. The cubic root of 850329873 is about 947.3907618138.

The spelling of 850329873 in words is "eight hundred fifty million, three hundred twenty-nine thousand, eight hundred seventy-three".