542566536 has 64 divisors (see below), whose sum is σ = 1381406400. Its totient is φ = 177543168.

The previous prime is 542566529. The next prime is 542566627. The reversal of 542566536 is 635665245.

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 15 ways as a sum of consecutive naturals, for example, 914656 + ... + 915248.

It is an arithmetic number, because the mean of its divisors is an integer number (21584475).

Almost surely, 2^542566536 is an apocalyptic number.

It is an amenable number.

542566536 is an abundant number, since it is smaller than the sum of its proper divisors (838839864).

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

542566536 is a wasteful number, since it uses less digits than its factorization.

542566536 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1238 (or 1234 counting only the distinct ones).

The product of its digits is 648000, while the sum is 42.

The square root of 542566536 is about 23293.0576782010. The cubic root of 542566536 is about 815.6133669132.

The spelling of 542566536 in words is "five hundred forty-two million, five hundred sixty-six thousand, five hundred thirty-six".