850510216 has 8 divisors (see below), whose sum is σ = 1594706670. Its totient is φ = 425255104.

The previous prime is 850510211. The next prime is 850510223. The reversal of 850510216 is 612015058.

It can be written as a sum of positive squares in only one way, i.e., 839260900 + 11249316 = 28970^2 + 3354^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is not an unprimeable number, because it can be changed into a prime (850510211) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 53156881 + ... + 53156896.

Almost surely, 2^850510216 is an apocalyptic number.

It is an amenable number.

850510216 is a deficient number, since it is larger than the sum of its proper divisors (744196454).

850510216 is a wasteful number, since it uses less digits than its factorization.

850510216 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 106313783 (or 106313779 counting only the distinct ones).

The product of its (nonzero) digits is 2400, while the sum is 28.

The square root of 850510216 is about 29163.5082937564. The cubic root of 850510216 is about 947.4577331623.

It can be divided in two parts, 8505 and 10216, that added together give a triangular number (18721 = T₁₉₃).

The spelling of 850510216 in words is "eight hundred fifty million, five hundred ten thousand, two hundred sixteen".