538328 has 16 divisors (see below), whose sum is σ = 1153680. Its totient is φ = 230688.

The previous prime is 538309. The next prime is 538331. The reversal of 538328 is 823835.

It is a self number, because there is not a number n which added to its sum of digits gives 538328.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 538328.

It is an unprimeable number.

538328 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4751 + ... + 4862.

It is an arithmetic number, because the mean of its divisors is an integer number (72105).

2⁵³⁸³²⁸ is an apocalyptic number.

It is an amenable number.

538328 is an abundant number, since it is smaller than the sum of its proper divisors (615352).

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

538328 is a wasteful number, since it uses less digits than its factorization.

538328 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9626 (or 9622 counting only the distinct ones).

The product of its digits is 5760, while the sum is 29.

The square root of 538328 is about 733.7083889394. The cubic root of 538328 is about 81.3483951920.

The spelling of 538328 in words is "five hundred thirty-eight thousand, three hundred twenty-eight".