850201 has 4 divisors (see below), whose sum is σ = 927504. Its totient is φ = 772900.

The previous prime is 850189. The next prime is 850207. The reversal of 850201 is 102058.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 850201 - 2¹⁵ = 817433 is a prime.

It is a Duffinian number.

850201 is a lucky number.

It is not an unprimeable number, because it can be changed into a prime (850207) 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 3 ways as a sum of consecutive naturals, for example, 38635 + ... + 38656.

It is an arithmetic number, because the mean of its divisors is an integer number (231876).

2⁸⁵⁰²⁰¹ is an apocalyptic number.

It is an amenable number.

850201 is a deficient number, since it is larger than the sum of its proper divisors (77303).

850201 is a wasteful number, since it uses less digits than its factorization.

850201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 77302.

The product of its (nonzero) digits is 80, while the sum is 16.

The square root of 850201 is about 922.0634468408. The cubic root of 850201 is about 94.7342898327.

Adding to 850201 its reverse (102058), we get a palindrome (952259).

The spelling of 850201 in words is "eight hundred fifty thousand, two hundred one".