324331020 has 192 divisors, whose sum is σ = 1110896640. Its totient is φ = 78057216.

The previous prime is 324331019. The next prime is 324331031. The reversal of 324331020 is 20133423.

It is a super-2 number, since 2×324331020² = 210381221068480800, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 324330984 and 324331002.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 329449 + ... + 330431.

It is an arithmetic number, because the mean of its divisors is an integer number (5785920).

Almost surely, 2^324331020 is an apocalyptic number.

324331020 is a gapful number since it is divisible by the number (30) 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 324331020, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (555448320).

324331020 is an abundant number, since it is smaller than the sum of its proper divisors (786565620).

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

324331020 is a wasteful number, since it uses less digits than its factorization.

324331020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1061 (or 1053 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 18.

The square root of 324331020 is about 18009.1926526427. The cubic root of 324331020 is about 687.0623691970.

Adding to 324331020 its reverse (20133423), we get a palindrome (344464443).

The spelling of 324331020 in words is "three hundred twenty-four million, three hundred thirty-one thousand, twenty".