838238 has 8 divisors (see below), whose sum is σ = 1269432. Its totient is φ = 415096.

The previous prime is 838207. The next prime is 838247. The reversal of 838238 is 832838.

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

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, 1745 + ... + 2172.

It is an arithmetic number, because the mean of its divisors is an integer number (158679).

2⁸³⁸²³⁸ is an apocalyptic number.

838238 is a deficient number, since it is larger than the sum of its proper divisors (431194).

838238 is a wasteful number, since it uses less digits than its factorization.

838238 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4026.

The product of its digits is 9216, while the sum is 32.

The square root of 838238 is about 915.5533845713. The cubic root of 838238 is about 94.2878605922.

The spelling of 838238 in words is "eight hundred thirty-eight thousand, two hundred thirty-eight".