324648644 has 12 divisors (see below), whose sum is σ = 568306704. Its totient is φ = 162275304.

The previous prime is 324648637. The next prime is 324648673. The reversal of 324648644 is 446846423.

It is a hoax number, since the sum of its digits (41) coincides with the sum of the digits of its distinct prime factors.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5507 + ... + 26069.

It is an arithmetic number, because the mean of its divisors is an integer number (47358892).

Almost surely, 2^324648644 is an apocalyptic number.

It is an amenable number.

324648644 is a deficient number, since it is larger than the sum of its proper divisors (243658060).

324648644 is a wasteful number, since it uses less digits than its factorization.

324648644 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24514 (or 24512 counting only the distinct ones).

The product of its digits is 442368, while the sum is 41.

The square root of 324648644 is about 18018.0088800067. The cubic root of 324648644 is about 687.2865807638.

The spelling of 324648644 in words is "three hundred twenty-four million, six hundred forty-eight thousand, six hundred forty-four".