538238 has 8 divisors (see below), whose sum is σ = 812160. Its totient is φ = 267520.

The previous prime is 538201. The next prime is 538247. The reversal of 538238 is 832835.

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

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 538238.

It is a congruent number.

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, 323 + ... + 1086.

It is an arithmetic number, because the mean of its divisors is an integer number (101520).

2⁵³⁸²³⁸ is an apocalyptic number.

538238 is a deficient number, since it is larger than the sum of its proper divisors (273922).

538238 is a wasteful number, since it uses less digits than its factorization.

538238 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1602.

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

The square root of 538238 is about 733.6470541071. The cubic root of 538238 is about 81.3438615473.

The spelling of 538238 in words is "five hundred thirty-eight thousand, two hundred thirty-eight".