1142223282 has 20 divisors (see below), whose sum is σ = 2559426606. Its totient is φ = 380741040.

The previous prime is 1142223253. The next prime is 1142223283. The reversal of 1142223282 is 2823222411.

1142223282 is a `hidden beast` number, since 1 + 1 + 422 + 232 + 8 + 2 = 666.

It can be written as a sum of positive squares in only one way, i.e., 676052001 + 466171281 = 26001^2 + 21591^2 .

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (1142223283) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 3525219 + ... + 3525542.

Almost surely, 2^1142223282 is an apocalyptic number.

1142223282 is an abundant number, since it is smaller than the sum of its proper divisors (1417203324).

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

1142223282 is an equidigital number, since it uses as much as digits as its factorization.

1142223282 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7050775 (or 7050766 counting only the distinct ones).

The product of its digits is 3072, while the sum is 27.

The square root of 1142223282 is about 33796.7939603744. The cubic root of 1142223282 is about 1045.3225905157.

Adding to 1142223282 its reverse (2823222411), we get a palindrome (3965445693).

The spelling of 1142223282 in words is "one billion, one hundred forty-two million, two hundred twenty-three thousand, two hundred eighty-two".