542859 has 8 divisors (see below), whose sum is σ = 736320. Its totient is φ = 355656.

The previous prime is 542837. The next prime is 542873. The reversal of 542859 is 958245.

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

It is not a de Polignac number, because 542859 - 2⁸ = 542603 is a prime.

It is a Smith number, since the sum of its digits (33) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

542859 is a lucky number.

It is not an unprimeable number, because it can be changed into a prime (541859) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1357 + ... + 1710.

It is an arithmetic number, because the mean of its divisors is an integer number (92040).

2⁵⁴²⁸⁵⁹ is an apocalyptic number.

542859 is a gapful number since it is divisible by the number (59) formed by its first and last digit.

542859 is a deficient number, since it is larger than the sum of its proper divisors (193461).

542859 is a wasteful number, since it uses less digits than its factorization.

542859 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3129.

The product of its digits is 14400, while the sum is 33.

The square root of 542859 is about 736.7896579079. The cubic root of 542859 is about 81.5759889465.

The spelling of 542859 in words is "five hundred forty-two thousand, eight hundred fifty-nine".