542430566 has 8 divisors (see below), whose sum is σ = 814905360. Its totient is φ = 270795448.

The previous prime is 542430527. The next prime is 542430569. The reversal of 542430566 is 665034245.

It is a happy number.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (542430569) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 208301 + ... + 210888.

It is an arithmetic number, because the mean of its divisors is an integer number (101863170).

Almost surely, 2^542430566 is an apocalyptic number.

542430566 is a deficient number, since it is larger than the sum of its proper divisors (272474794).

542430566 is a wasteful number, since it uses less digits than its factorization.

542430566 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 419838.

The product of its (nonzero) digits is 86400, while the sum is 35.

The square root of 542430566 is about 23290.1388145283. The cubic root of 542430566 is about 815.5452289017.

The spelling of 542430566 in words is "five hundred forty-two million, four hundred thirty thousand, five hundred sixty-six".