538831838 has 8 divisors (see below), whose sum is σ = 808355280. Its totient is φ = 269380080.

The previous prime is 538831817. The next prime is 538831859. The reversal of 538831838 is 838138835.

It is an interprime number because it is at equal distance from previous prime (538831817) and next prime (538831859).

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

It is a junction number, because it is equal to n+sod(n) for n = 538831792 and 538831801.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8903 + ... + 34013.

It is an arithmetic number, because the mean of its divisors is an integer number (101044410).

Almost surely, 2^538831838 is an apocalyptic number.

538831838 is a deficient number, since it is larger than the sum of its proper divisors (269523442).

538831838 is a wasteful number, since it uses less digits than its factorization.

538831838 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35842.

The product of its digits is 552960, while the sum is 47.

The square root of 538831838 is about 23212.7516249151. The cubic root of 538831838 is about 813.7376611367.

The spelling of 538831838 in words is "five hundred thirty-eight million, eight hundred thirty-one thousand, eight hundred thirty-eight".