850530 has 16 divisors (see below), whose sum is σ = 2041344. Its totient is φ = 226800.

The previous prime is 850529. The next prime is 850537. The reversal of 850530 is 35058.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 850497 and 850506.

It is not an unprimeable number, because it can be changed into a prime (850537) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 14146 + ... + 14205.

It is an arithmetic number, because the mean of its divisors is an integer number (127584).

2⁸⁵⁰⁵³⁰ is an apocalyptic number.

850530 is an abundant number, since it is smaller than the sum of its proper divisors (1190814).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

850530 is a wasteful number, since it uses less digits than its factorization.

850530 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28361.

The product of its (nonzero) digits is 600, while the sum is 21.

The square root of 850530 is about 922.2418337942. The cubic root of 850530 is about 94.7465079481.

Adding to 850530 its reverse (35058), we get a palindrome (885588).

The spelling of 850530 in words is "eight hundred fifty thousand, five hundred thirty".