538393936 has 20 divisors (see below), whose sum is σ = 1088492832. Its totient is φ = 257492576.

The previous prime is 538393931. The next prime is 538393949. The reversal of 538393936 is 639393835.

It is a self number, because there is not a number n which added to its sum of digits gives 538393936.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (538393931) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 731146 + ... + 731881.

Almost surely, 2^538393936 is an apocalyptic number.

It is an amenable number.

538393936 is an abundant number, since it is smaller than the sum of its proper divisors (550098896).

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

538393936 is a wasteful number, since it uses less digits than its factorization.

538393936 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1463058 (or 1463052 counting only the distinct ones).

The product of its digits is 1574640, while the sum is 49.

The square root of 538393936 is about 23203.3173490344. The cubic root of 538393936 is about 813.5171632014.

It can be divided in two parts, 53839 and 3936, that added together give a palindrome (57775).

The spelling of 538393936 in words is "five hundred thirty-eight million, three hundred ninety-three thousand, nine hundred thirty-six".