324739648 has 28 divisors (see below), whose sum is σ = 646078972. Its totient is φ = 161948160.

The previous prime is 324739637. The next prime is 324739673. The reversal of 324739648 is 846937423.

It can be written as a sum of positive squares in 2 ways, for example, as 228856384 + 95883264 = 15128^2 + 9792^2 .

It is a super-3 number, since 3×324739648³ (a number of 27 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 324739598 and 324739607.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 19018 + ... + 31798.

It is an arithmetic number, because the mean of its divisors is an integer number (23074249).

Almost surely, 2^324739648 is an apocalyptic number.

It is an amenable number.

324739648 is a deficient number, since it is larger than the sum of its proper divisors (321339324).

324739648 is a wasteful number, since it uses less digits than its factorization.

324739648 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13190 (or 13180 counting only the distinct ones).

The product of its digits is 870912, while the sum is 46.

The square root of 324739648 is about 18020.5340653378. The cubic root of 324739648 is about 687.3507937583.

The spelling of 324739648 in words is "three hundred twenty-four million, seven hundred thirty-nine thousand, six hundred forty-eight".