845344472 has 24 divisors (see below), whose sum is σ = 1843800660. Its totient is φ = 362290320.

The previous prime is 845344463. The next prime is 845344529. The reversal of 845344472 is 274443548.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1077854 + ... + 1078637.

Almost surely, 2^845344472 is an apocalyptic number.

It is an amenable number.

845344472 is an abundant number, since it is smaller than the sum of its proper divisors (998456188).

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

845344472 is a wasteful number, since it uses less digits than its factorization.

845344472 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2156511 (or 2156500 counting only the distinct ones).

The product of its digits is 430080, while the sum is 41.

The square root of 845344472 is about 29074.8082022909. The cubic root of 845344472 is about 945.5356451164.

It can be divided in two parts, 8453 and 44472, that added together give a palindrome (52925).

The spelling of 845344472 in words is "eight hundred forty-five million, three hundred forty-four thousand, four hundred seventy-two".