1324233240 has 128 divisors (see below), whose sum is σ = 4342705920. Its totient is φ = 320371200.

The previous prime is 1324233227. The next prime is 1324233259. The reversal of 1324233240 is 423324231.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a self number, because there is not a number n which added to its sum of digits gives 1324233240.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1069902 + ... + 1071138.

It is an arithmetic number, because the mean of its divisors is an integer number (33927390).

Almost surely, 2^1324233240 is an apocalyptic number.

1324233240 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 1324233240, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2171352960).

1324233240 is an abundant number, since it is smaller than the sum of its proper divisors (3018472680).

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

1324233240 is a wasteful number, since it uses less digits than its factorization.

1324233240 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2073 (or 2069 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 24.

The square root of 1324233240 is about 36390.0156636405. The cubic root of 1324233240 is about 1098.1327107915.

Adding to 1324233240 its reverse (423324231), we get a palindrome (1747557471).

Subtracting from 1324233240 its reverse (423324231), we obtain a palindrome (900909009).

The spelling of 1324233240 in words is "one billion, three hundred twenty-four million, two hundred thirty-three thousand, two hundred forty".