324340920 has 192 divisors, whose sum is σ = 1091750400. Its totient is φ = 83466240.

The previous prime is 324340883. The next prime is 324340931. The reversal of 324340920 is 29043423.

It is a happy number.

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 47 ways as a sum of consecutive naturals, for example, 1698025 + ... + 1698215.

It is an arithmetic number, because the mean of its divisors is an integer number (5686200).

Almost surely, 2^324340920 is an apocalyptic number.

324340920 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 324340920, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (545875200).

324340920 is an abundant number, since it is smaller than the sum of its proper divisors (767409480).

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

324340920 is a wasteful number, since it uses less digits than its factorization.

324340920 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 350 (or 343 counting only the distinct ones).

The product of its (nonzero) digits is 5184, while the sum is 27.

The square root of 324340920 is about 18009.4675101736. The cubic root of 324340920 is about 687.0693598412.

The spelling of 324340920 in words is "three hundred twenty-four million, three hundred forty thousand, nine hundred twenty".