542051642 has 8 divisors (see below), whose sum is σ = 886993632. Its totient is φ = 246387100.

The previous prime is 542051639. The next prime is 542051663. The reversal of 542051642 is 246150245.

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

It is an unprimeable number.

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, 12319334 + ... + 12319377.

It is an arithmetic number, because the mean of its divisors is an integer number (110874204).

Almost surely, 2^542051642 is an apocalyptic number.

542051642 is a deficient number, since it is larger than the sum of its proper divisors (344941990).

542051642 is a wasteful number, since it uses less digits than its factorization.

542051642 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24638724.

The product of its (nonzero) digits is 9600, while the sum is 29.

The square root of 542051642 is about 23282.0025341464. The cubic root of 542051642 is about 815.3552803830.

The spelling of 542051642 in words is "five hundred forty-two million, fifty-one thousand, six hundred forty-two".