850228512 has 96 divisors (see below), whose sum is σ = 2555771904. Its totient is φ = 242438400.

The previous prime is 850228507. The next prime is 850228517. The reversal of 850228512 is 215822058.

It is an interprime number because it is at equal distance from previous prime (850228507) and next prime (850228517).

It is a tau number, because it is divible by the number of its divisors (96).

It is a super-3 number, since 3×850228512³ (a number of 28 digits) contains 333 as substring.

It is not an unprimeable number, because it can be changed into a prime (850228517) 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, 463437 + ... + 465267.

It is an arithmetic number, because the mean of its divisors is an integer number (26622624).

Almost surely, 2^850228512 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 850228512, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1277885952).

850228512 is an abundant number, since it is smaller than the sum of its proper divisors (1705543392).

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

850228512 is a wasteful number, since it uses less digits than its factorization.

850228512 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2542 (or 2534 counting only the distinct ones).

The product of its (nonzero) digits is 12800, while the sum is 33.

The square root of 850228512 is about 29158.6781593405. The cubic root of 850228512 is about 947.3531167014.

The spelling of 850228512 in words is "eight hundred fifty million, two hundred twenty-eight thousand, five hundred twelve".