1066312228 has 12 divisors (see below), whose sum is σ = 1880291952. Its totient is φ = 529085960.

The previous prime is 1066312207. The next prime is 1066312249. The reversal of 1066312228 is 8222136601.

1066312228 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (1066312207) and next prime (1066312249).

It is a super-2 number, since 2×1066312228² = 2274043535164647968, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 1066312228.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1016950 + ... + 1017997.

It is an arithmetic number, because the mean of its divisors is an integer number (156690996).

Almost surely, 2^1066312228 is an apocalyptic number.

It is an amenable number.

1066312228 is a deficient number, since it is larger than the sum of its proper divisors (813979724).

1066312228 is a wasteful number, since it uses less digits than its factorization.

1066312228 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2035082 (or 2035080 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 31.

The square root of 1066312228 is about 32654.4365745300. The cubic root of 1066312228 is about 1021.6327266151.

Adding to 1066312228 its reverse (8222136601), we get a palindrome (9288448829).

The spelling of 1066312228 in words is "one billion, sixty-six million, three hundred twelve thousand, two hundred twenty-eight".