1324221360 has 320 divisors, whose sum is σ = 5166526464. Its totient is φ = 272563200.

The previous prime is 1324221329. The next prime is 1324221361. The reversal of 1324221360 is 631224231.

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 1324221360.

It is not an unprimeable number, because it can be changed into a prime (1324221361) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 2420607 + ... + 2421153.

Almost surely, 2^1324221360 is an apocalyptic number.

1324221360 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 1324221360, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2583263232).

1324221360 is an abundant number, since it is smaller than the sum of its proper divisors (3842305104).

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

1324221360 is a wasteful number, since it uses less digits than its factorization.

1324221360 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 712 (or 706 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 24.

The square root of 1324221360 is about 36389.8524316876. The cubic root of 1324221360 is about 1098.1294269149.

Adding to 1324221360 its reverse (631224231), we get a palindrome (1955445591).

The spelling of 1324221360 in words is "one billion, three hundred twenty-four million, two hundred twenty-one thousand, three hundred sixty".