542850 has 96 divisors (see below), whose sum is σ = 1714176. Its totient is φ = 110400.

The previous prime is 542837. The next prime is 542873. The reversal of 542850 is 58245.

It is a super-2 number, since 2×542850² = 589372245000, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 542850.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 542850.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (5) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 11527 + ... + 11573.

It is an arithmetic number, because the mean of its divisors is an integer number (17856).

2⁵⁴²⁸⁵⁰ is an apocalyptic number.

542850 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 542850, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (857088).

542850 is an abundant number, since it is smaller than the sum of its proper divisors (1171326).

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

542850 is a wasteful number, since it uses less digits than its factorization.

542850 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 80 (or 75 counting only the distinct ones).

The product of its (nonzero) digits is 1600, while the sum is 24.

The square root of 542850 is about 736.7835503050. The cubic root of 542850 is about 81.5755381309.

The spelling of 542850 in words is "five hundred forty-two thousand, eight hundred fifty".