850863201 has 16 divisors (see below), whose sum is σ = 1165207680. Its totient is φ = 551953280.

The previous prime is 850863199. The next prime is 850863239. The reversal of 850863201 is 102368058.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 850863201 - 2¹ = 850863199 is a prime.

It is not an unprimeable number, because it can be changed into a prime (850863281) 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, 38956 + ... + 56738.

It is an arithmetic number, because the mean of its divisors is an integer number (72825480).

Almost surely, 2^850863201 is an apocalyptic number.

It is an amenable number.

850863201 is a deficient number, since it is larger than the sum of its proper divisors (314344479).

850863201 is a wasteful number, since it uses less digits than its factorization.

850863201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18216.

The product of its (nonzero) digits is 11520, while the sum is 33.

The square root of 850863201 is about 29169.5594927315. The cubic root of 850863201 is about 947.5887886572.

The spelling of 850863201 in words is "eight hundred fifty million, eight hundred sixty-three thousand, two hundred one".