324644406 has 8 divisors (see below), whose sum is σ = 649288824. Its totient is φ = 108214800.

The previous prime is 324644381. The next prime is 324644407. The reversal of 324644406 is 604446423.

It is a sphenic number, since it is the product of 3 distinct primes.

324644406 is an admirable number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (324644407) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 27053695 + ... + 27053706.

It is an arithmetic number, because the mean of its divisors is an integer number (81161103).

Almost surely, 2^324644406 is an apocalyptic number.

324644406 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

324644406 is a wasteful number, since it uses less digits than its factorization.

324644406 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 54107406.

The product of its (nonzero) digits is 55296, while the sum is 33.

The square root of 324644406 is about 18017.8912750632. The cubic root of 324644406 is about 687.2835901120.

The spelling of 324644406 in words is "three hundred twenty-four million, six hundred forty-four thousand, four hundred six".