324742648 has 8 divisors (see below), whose sum is σ = 608892480. Its totient is φ = 162371320.

The previous prime is 324742637. The next prime is 324742651. The reversal of 324742648 is 846247423.

It is a tau number, because it is divible by the number of its divisors (8).

It is a self number, because there is not a number n which added to its sum of digits gives 324742648.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20296408 + ... + 20296423.

It is an arithmetic number, because the mean of its divisors is an integer number (76111560).

Almost surely, 2^324742648 is an apocalyptic number.

It is an amenable number.

324742648 is a deficient number, since it is larger than the sum of its proper divisors (284149832).

324742648 is a wasteful number, since it uses less digits than its factorization.

324742648 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40592837 (or 40592833 counting only the distinct ones).

The product of its digits is 258048, while the sum is 40.

The square root of 324742648 is about 18020.6173035221. The cubic root of 324742648 is about 687.3529103729.

The spelling of 324742648 in words is "three hundred twenty-four million, seven hundred forty-two thousand, six hundred forty-eight".