305804322 has 96 divisors (see below), whose sum is σ = 715478400. Its totient is φ = 97822080.

The previous prime is 305804273. The next prime is 305804341. The reversal of 305804322 is 223408503.

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

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 2052304 + ... + 2052452.

It is an arithmetic number, because the mean of its divisors is an integer number (7452900).

Almost surely, 2^305804322 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 305804322, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (357739200).

305804322 is an abundant number, since it is smaller than the sum of its proper divisors (409674078).

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

305804322 is a wasteful number, since it uses less digits than its factorization.

305804322 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 310 (or 298 counting only the distinct ones).

The product of its (nonzero) digits is 5760, while the sum is 27.

The square root of 305804322 is about 17487.2617067396. The cubic root of 305804322 is about 673.7227402021.

The spelling of 305804322 in words is "three hundred five million, eight hundred four thousand, three hundred twenty-two".