850010931 has 96 divisors (see below), whose sum is σ = 1691808768. Its totient is φ = 397393920.

The previous prime is 850010927. The next prime is 850011017. The reversal of 850010931 is 139010058.

It is not a de Polignac number, because 850010931 - 2² = 850010927 is a prime.

It is a super-2 number, since 2×850010931² = 1445037165638973522, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 850010895 and 850010904.

It is not an unprimeable number, because it can be changed into a prime (850010911) by changing a digit.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 269395 + ... + 272531.

It is an arithmetic number, because the mean of its divisors is an integer number (17623008).

Almost surely, 2^850010931 is an apocalyptic number.

850010931 is a deficient number, since it is larger than the sum of its proper divisors (841797837).

850010931 is a wasteful number, since it uses less digits than its factorization.

850010931 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3201 (or 3198 counting only the distinct ones).

The product of its (nonzero) digits is 1080, while the sum is 27.

The square root of 850010931 is about 29154.9469387272. The cubic root of 850010931 is about 947.2722977917.

Adding to 850010931 its reverse (139010058), we get a palindrome (989020989).

The spelling of 850010931 in words is "eight hundred fifty million, ten thousand, nine hundred thirty-one".