324383904 has 144 divisors (see below), whose sum is σ = 1036893312. Its totient is φ = 95445504.

The previous prime is 324383893. The next prime is 324383933. The reversal of 324383904 is 409383423.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (144).

It is a Harshad number since it is a multiple of its sum of digits (36).

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 23 ways as a sum of consecutive naturals, for example, 84229 + ... + 87995.

It is an arithmetic number, because the mean of its divisors is an integer number (7200648).

Almost surely, 2^324383904 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 324383904, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (518446656).

324383904 is an abundant number, since it is smaller than the sum of its proper divisors (712509408).

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

324383904 is a wasteful number, since it uses less digits than its factorization.

324383904 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3819 (or 3808 counting only the distinct ones).

The product of its (nonzero) digits is 62208, while the sum is 36.

The square root of 324383904 is about 18010.6608429563. The cubic root of 324383904 is about 687.0997102975.

The spelling of 324383904 in words is "three hundred twenty-four million, three hundred eighty-three thousand, nine hundred four".