538626836 has 12 divisors (see below), whose sum is σ = 1028287680. Its totient is φ = 244830360.

The previous prime is 538626791. The next prime is 538626911. The reversal of 538626836 is 638626835.

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, 6120716 + ... + 6120803.

It is an arithmetic number, because the mean of its divisors is an integer number (85690640).

Almost surely, 2^538626836 is an apocalyptic number.

It is an amenable number.

538626836 is a deficient number, since it is larger than the sum of its proper divisors (489660844).

538626836 is a wasteful number, since it uses less digits than its factorization.

538626836 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12241534 (or 12241532 counting only the distinct ones).

The product of its digits is 1244160, while the sum is 47.

The square root of 538626836 is about 23208.3354853380. The cubic root of 538626836 is about 813.6344508236.

Subtracting 538626836 from its reverse (638626835), we obtain a palindrome (99999999).

The spelling of 538626836 in words is "five hundred thirty-eight million, six hundred twenty-six thousand, eight hundred thirty-six".