325007424 has 224 divisors, whose sum is σ = 1107196160. Its totient is φ = 91570176.

The previous prime is 325007387. The next prime is 325007443. The reversal of 325007424 is 424700523.

It is a tau number, because it is divible by the number of its divisors (224).

It is a Harshad number since it is a multiple of its sum of digits (27).

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 31 ways as a sum of consecutive naturals, for example, 1173174 + ... + 1173450.

It is an arithmetic number, because the mean of its divisors is an integer number (4942840).

Almost surely, 2^325007424 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 325007424, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (553598080).

325007424 is an abundant number, since it is smaller than the sum of its proper divisors (782188736).

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

325007424 is a wasteful number, since it uses less digits than its factorization.

325007424 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 402 (or 386 counting only the distinct ones).

The product of its (nonzero) digits is 6720, while the sum is 27.

The square root of 325007424 is about 18027.9622808569. The cubic root of 325007424 is about 687.5396686312.

Adding to 325007424 its reverse (424700523), we get a palindrome (749707947).

The spelling of 325007424 in words is "three hundred twenty-five million, seven thousand, four hundred twenty-four".