3227811828 has 48 divisors (see below), whose sum is σ = 8105356224. Its totient is φ = 996042240.

The previous prime is 3227811779. The next prime is 3227811841. The reversal of 3227811828 is 8281187223.

It is a self number, because there is not a number n which added to its sum of digits gives 3227811828.

It is a congruent number.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 117250 + ... + 142137.

It is an arithmetic number, because the mean of its divisors is an integer number (168861588).

Almost surely, 2^3227811828 is an apocalyptic number.

It is an amenable number.

3227811828 is an abundant number, since it is smaller than the sum of its proper divisors (4877544396).

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

3227811828 is a wasteful number, since it uses less digits than its factorization.

3227811828 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 259472 (or 259470 counting only the distinct ones).

The product of its digits is 86016, while the sum is 42.

The square root of 3227811828 is about 56813.8348292034. The cubic root of 3227811828 is about 1477.8694429171.

The spelling of 3227811828 in words is "three billion, two hundred twenty-seven million, eight hundred eleven thousand, eight hundred twenty-eight".