1120288 has 24 divisors (see below), whose sum is σ = 2376108. Its totient is φ = 516864.

The previous prime is 1120277. The next prime is 1120289. The reversal of 1120288 is 8820211.

It can be written as a sum of positive squares in 2 ways, for example, as 1056784 + 63504 = 1028^2 + 252^2 .

It is not an unprimeable number, because it can be changed into a prime (1120289) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (5) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 931 + ... + 1762.

2^1120288 is an apocalyptic number.

It is an amenable number.

1120288 is an abundant number, since it is smaller than the sum of its proper divisors (1255820).

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

1120288 is a wasteful number, since it uses less digits than its factorization.

1120288 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2716 (or 2708 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 22.

The square root of 1120288 is about 1058.4365828901. The cubic root of 1120288 is about 103.8587826926.

Adding to 1120288 its reverse (8820211), we get a palindrome (9940499).

The spelling of 1120288 in words is "one million, one hundred twenty thousand, two hundred eighty-eight".