538497268 has 12 divisors (see below), whose sum is σ = 942710020. Its totient is φ = 269151552.

The previous prime is 538497227. The next prime is 538497301. The reversal of 538497268 is 862794835.

It can be written as a sum of positive squares in 2 ways, for example, as 280830564 + 257666704 = 16758^2 + 16052^2 .

It is a hoax number, since the sum of its digits (52) coincides with the sum of the digits of its distinct prime factors.

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, 10983 + ... + 34606.

Almost surely, 2^538497268 is an apocalyptic number.

It is an amenable number.

538497268 is a deficient number, since it is larger than the sum of its proper divisors (404212752).

538497268 is a wasteful number, since it uses less digits than its factorization.

538497268 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 48546 (or 48544 counting only the distinct ones).

The product of its digits is 2903040, while the sum is 52.

The square root of 538497268 is about 23205.5439065754. The cubic root of 538497268 is about 813.5692050073.

The spelling of 538497268 in words is "five hundred thirty-eight million, four hundred ninety-seven thousand, two hundred sixty-eight".