1140242224 has 40 divisors (see below), whose sum is σ = 2551832208. Its totient is φ = 487802880.

The previous prime is 1140242221. The next prime is 1140242237. The reversal of 1140242224 is 4222420411.

It is a Harshad number since it is a multiple of its sum of digits (22).

It is a junction number, because it is equal to n+sod(n) for n = 1140242195 and 1140242204.

It is not an unprimeable number, because it can be changed into a prime (1140242221) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 187557 + ... + 193540.

Almost surely, 2^1140242224 is an apocalyptic number.

It is an amenable number.

1140242224 is an abundant number, since it is smaller than the sum of its proper divisors (1411589984).

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

1140242224 is a wasteful number, since it uses less digits than its factorization.

1140242224 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 381133 (or 381127 counting only the distinct ones).

The product of its (nonzero) digits is 1024, while the sum is 22.

The square root of 1140242224 is about 33767.4728696123. The cubic root of 1140242224 is about 1044.7179092525.

Adding to 1140242224 its reverse (4222420411), we get a palindrome (5362662635).

The spelling of 1140242224 in words is "one billion, one hundred forty million, two hundred forty-two thousand, two hundred twenty-four".