1324322420 has 24 divisors (see below), whose sum is σ = 2927450400. Its totient is φ = 501848352.

The previous prime is 1324322413. The next prime is 1324322429. The reversal of 1324322420 is 242234231.

It is a super-2 number, since 2×1324322420² = 3507659744229312800, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1324322429) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1742150 + ... + 1742909.

It is an arithmetic number, because the mean of its divisors is an integer number (121977100).

Almost surely, 2^1324322420 is an apocalyptic number.

1324322420 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1324322420 is an abundant number, since it is smaller than the sum of its proper divisors (1603127980).

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

1324322420 is a wasteful number, since it uses less digits than its factorization.

1324322420 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3485087 (or 3485085 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 23.

The square root of 1324322420 is about 36391.2409791147. The cubic root of 1324322420 is about 1098.1573613525.

Adding to 1324322420 its reverse (242234231), we get a palindrome (1566556651).

The spelling of 1324322420 in words is "one billion, three hundred twenty-four million, three hundred twenty-two thousand, four hundred twenty".