851473832 has 64 divisors (see below), whose sum is σ = 1879070400. Its totient is φ = 357360640.

The previous prime is 851473813. The next prime is 851473867. The reversal of 851473832 is 238374158.

It is a self number, because there is not a number n which added to its sum of digits gives 851473832.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 73919 + ... + 84657.

It is an arithmetic number, because the mean of its divisors is an integer number (29360475).

Almost surely, 2^851473832 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 851473832, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (939535200).

851473832 is an abundant number, since it is smaller than the sum of its proper divisors (1027596568).

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

851473832 is a wasteful number, since it uses less digits than its factorization.

851473832 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10826 (or 10822 counting only the distinct ones).

The product of its digits is 161280, while the sum is 41.

The square root of 851473832 is about 29180.0245373440. The cubic root of 851473832 is about 947.8154168330.

The spelling of 851473832 in words is "eight hundred fifty-one million, four hundred seventy-three thousand, eight hundred thirty-two".