850006 has 4 divisors (see below), whose sum is σ = 1275012. Its totient is φ = 425002.

The previous prime is 849997. The next prime is 850009. The reversal of 850006 is 600058.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (850009) 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 as a sum of consecutive naturals, namely, 212500 + ... + 212503.

It is an arithmetic number, because the mean of its divisors is an integer number (318753).

2⁸⁵⁰⁰⁰⁶ is an apocalyptic number.

850006 is a deficient number, since it is larger than the sum of its proper divisors (425006).

850006 is a wasteful number, since it uses less digits than its factorization.

850006 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 425005.

The product of its (nonzero) digits is 240, while the sum is 19.

The square root of 850006 is about 921.9576996804. The cubic root of 850006 is about 94.7270466047.

The spelling of 850006 in words is "eight hundred fifty thousand, six".