2228273212 has 48 divisors (see below), whose sum is σ = 4445280000. Its totient is φ = 967429760.

The previous prime is 2228273183. The next prime is 2228273219. The reversal of 2228273212 is 2123728222.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2228273219) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1060539 + ... + 1062637.

It is an arithmetic number, because the mean of its divisors is an integer number (92610000).

Almost surely, 2^2228273212 is an apocalyptic number.

2228273212 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is an amenable number.

2228273212 is a deficient number, since it is larger than the sum of its proper divisors (2217006788).

2228273212 is a wasteful number, since it uses less digits than its factorization.

2228273212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3186 (or 3184 counting only the distinct ones).

The product of its digits is 10752, while the sum is 31.

The square root of 2228273212 is about 47204.5888870987. The cubic root of 2228273212 is about 1306.1392481606.

The spelling of 2228273212 in words is "two billion, two hundred twenty-eight million, two hundred seventy-three thousand, two hundred twelve".