845331324 has 96 divisors (see below), whose sum is σ = 2211390720. Its totient is φ = 250027008.

The previous prime is 845331323. The next prime is 845331349. The reversal of 845331324 is 423133548.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (845331323) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 252727 + ... + 256049.

It is an arithmetic number, because the mean of its divisors is an integer number (23035320).

Almost surely, 2^845331324 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 845331324, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1105695360).

845331324 is an abundant number, since it is smaller than the sum of its proper divisors (1366059396).

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

845331324 is a wasteful number, since it uses less digits than its factorization.

845331324 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3419 (or 3417 counting only the distinct ones).

The product of its digits is 34560, while the sum is 33.

The square root of 845331324 is about 29074.5820950190. The cubic root of 845331324 is about 945.5307429858.

The spelling of 845331324 in words is "eight hundred forty-five million, three hundred thirty-one thousand, three hundred twenty-four".