1324042240 has 192 divisors, whose sum is σ = 3390266880. Its totient is φ = 495452160.

The previous prime is 1324042201. The next prime is 1324042259. The reversal of 1324042240 is 422404231.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 13649872 + ... + 13649968.

It is an arithmetic number, because the mean of its divisors is an integer number (17657640).

Almost surely, 2^1324042240 is an apocalyptic number.

1324042240 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1324042240, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1695133440).

1324042240 is an abundant number, since it is smaller than the sum of its proper divisors (2066224640).

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

1324042240 is an equidigital number, since it uses as much as digits as its factorization.

1324042240 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 198 (or 178 counting only the distinct ones).

The product of its (nonzero) digits is 1536, while the sum is 22.

The square root of 1324042240 is about 36387.3912227849. The cubic root of 1324042240 is about 1098.0799120784.

Adding to 1324042240 its reverse (422404231), we get a palindrome (1746446471).

The spelling of 1324042240 in words is "one billion, three hundred twenty-four million, forty-two thousand, two hundred forty".