851134732 has 24 divisors (see below), whose sum is σ = 1718802176. Its totient is φ = 361229328.

The previous prime is 851134709. The next prime is 851134747. The reversal of 851134732 is 237431158.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 144678 + ... + 150445.

Almost surely, 2^851134732 is an apocalyptic number.

It is an amenable number.

851134732 is an abundant number, since it is smaller than the sum of its proper divisors (867667444).

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

851134732 is a wasteful number, since it uses less digits than its factorization.

851134732 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 295237 (or 295235 counting only the distinct ones).

The product of its digits is 20160, while the sum is 34.

The square root of 851134732 is about 29174.2134769731. The cubic root of 851134732 is about 947.6895774270.

The spelling of 851134732 in words is "eight hundred fifty-one million, one hundred thirty-four thousand, seven hundred thirty-two".