805412322 has 112 divisors (see below), whose sum is σ = 2128569408. Its totient is φ = 225231840.

The previous prime is 805412291. The next prime is 805412339. The reversal of 805412322 is 223214508.

805412322 is a `hidden beast` number, since 80 + 541 + 23 + 22 = 666.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is an unprimeable number.

It is a polite number, since it can be written in 55 ways as a sum of consecutive naturals, for example, 206563 + ... + 210425.

It is an arithmetic number, because the mean of its divisors is an integer number (19005084).

Almost surely, 2^805412322 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 805412322, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1064284704).

805412322 is an abundant number, since it is smaller than the sum of its proper divisors (1323157086).

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

805412322 is a wasteful number, since it uses less digits than its factorization.

805412322 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3907 (or 3892 counting only the distinct ones).

The product of its (nonzero) digits is 3840, while the sum is 27.

The square root of 805412322 is about 28379.7872085046. The cubic root of 805412322 is about 930.4065444198.

The spelling of 805412322 in words is "eight hundred five million, four hundred twelve thousand, three hundred twenty-two".