542563642 has 8 divisors (see below), whose sum is σ = 813962016. Its totient is φ = 271242972.

The previous prime is 542563633. The next prime is 542563661. The reversal of 542563642 is 246365245.

542563642 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3393 + ... + 33115.

It is an arithmetic number, because the mean of its divisors is an integer number (101745252).

Almost surely, 2^542563642 is an apocalyptic number.

542563642 is a deficient number, since it is larger than the sum of its proper divisors (271398374).

542563642 is a wasteful number, since it uses less digits than its factorization.

542563642 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 38852.

The product of its digits is 172800, while the sum is 37.

The square root of 542563642 is about 23292.9955566046. The cubic root of 542563642 is about 815.6119167751.

The spelling of 542563642 in words is "five hundred forty-two million, five hundred sixty-three thousand, six hundred forty-two".