850494208 has 72 divisors (see below), whose sum is σ = 1745044560. Its totient is φ = 413552640.

The previous prime is 850494179. The next prime is 850494209. The reversal of 850494208 is 802494058.

It is not an unprimeable number, because it can be changed into a prime (850494209) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1670658 + ... + 1671166.

It is an arithmetic number, because the mean of its divisors is an integer number (24236730).

Almost surely, 2^850494208 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 850494208, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (872522280).

850494208 is an abundant number, since it is smaller than the sum of its proper divisors (894550352).

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

850494208 is a wasteful number, since it uses less digits than its factorization.

850494208 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 693 (or 679 counting only the distinct ones).

The product of its (nonzero) digits is 92160, while the sum is 40.

The square root of 850494208 is about 29163.2338398882. The cubic root of 850494208 is about 947.4517888879.

The spelling of 850494208 in words is "eight hundred fifty million, four hundred ninety-four thousand, two hundred eight".