845369228 has 24 divisors (see below), whose sum is σ = 1641245760. Its totient is φ = 377744720.

The previous prime is 845369221. The next prime is 845369237. The reversal of 845369228 is 822963548.

845369228 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (845369221) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 160226 + ... + 165417.

It is an arithmetic number, because the mean of its divisors is an integer number (68385240).

Almost surely, 2^845369228 is an apocalyptic number.

It is an amenable number.

845369228 is a deficient number, since it is larger than the sum of its proper divisors (795876532).

845369228 is a wasteful number, since it uses less digits than its factorization.

845369228 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 325717 (or 325715 counting only the distinct ones).

The product of its digits is 829440, while the sum is 47.

The square root of 845369228 is about 29075.2339285516. The cubic root of 845369228 is about 945.5448750626.

It can be divided in two parts, 845 and 369228, that added together give a palindrome (370073).

The spelling of 845369228 in words is "eight hundred forty-five million, three hundred sixty-nine thousand, two hundred twenty-eight".