6845227328 has 56 divisors (see below), whose sum is σ = 14089236744. Its totient is φ = 3297024000.

The previous prime is 6845227303. The next prime is 6845227343. The reversal of 6845227328 is 8237225486.

It can be written as a sum of positive squares in 4 ways, for example, as 1972070464 + 4873156864 = 44408^2 + 69808^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 224858 + ... + 253478.

Almost surely, 2^6845227328 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 6845227328, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (7044618372).

6845227328 is an abundant number, since it is smaller than the sum of its proper divisors (7244009416).

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

6845227328 is a wasteful number, since it uses less digits than its factorization.

6845227328 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28771 (or 28761 counting only the distinct ones).

The product of its digits is 1290240, while the sum is 47.

The square root of 6845227328 is about 82735.8889962512. Note that the first 3 decimals coincide. The cubic root of 6845227328 is about 1898.7274329943.

The spelling of 6845227328 in words is "six billion, eight hundred forty-five million, two hundred twenty-seven thousand, three hundred twenty-eight".