1122304240 has 40 divisors (see below), whose sum is σ = 2638692720. Its totient is φ = 443874816.

The previous prime is 1122304237. The next prime is 1122304241. The reversal of 1122304240 is 424032211.

1122304240 is digitally balanced in base 6, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (40).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1122304241) 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 7 ways as a sum of consecutive naturals, for example, 71694 + ... + 85933.

It is an arithmetic number, because the mean of its divisors is an integer number (65967318).

Almost surely, 2^1122304240 is an apocalyptic number.

1122304240 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1122304240 is an abundant number, since it is smaller than the sum of its proper divisors (1516388480).

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

1122304240 is a wasteful number, since it uses less digits than its factorization.

1122304240 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 157729 (or 157723 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 19.

The square root of 1122304240 is about 33500.8095424573. The cubic root of 1122304240 is about 1039.2105201749.

Adding to 1122304240 its reverse (424032211), we get a palindrome (1546336451).

The spelling of 1122304240 in words is "one billion, one hundred twenty-two million, three hundred four thousand, two hundred forty".