4638328 has 16 divisors (see below), whose sum is σ = 8752680. Its totient is φ = 2304288.

The previous prime is 4638323. The next prime is 4638329. The reversal of 4638328 is 8238364.

It is a junction number, because it is equal to n+sod(n) for n = 4638293 and 4638302.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4638323) by changing a digit.

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, 475 + ... + 3082.

Almost surely, 2^4638328 is an apocalyptic number.

It is an amenable number.

4638328 is a deficient number, since it is larger than the sum of its proper divisors (4114352).

4638328 is a wasteful number, since it uses less digits than its factorization.

4638328 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3726 (or 3722 counting only the distinct ones).

The product of its digits is 27648, while the sum is 34.

The square root of 4638328 is about 2153.6777846280. The cubic root of 4638328 is about 166.7709818076.

The spelling of 4638328 in words is "four million, six hundred thirty-eight thousand, three hundred twenty-eight".