542055 has 8 divisors (see below), whose sum is σ = 867312. Its totient is φ = 289088.

The previous prime is 542053. The next prime is 542063. The reversal of 542055 is 550245.

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

It is a cyclic number.

It is not a de Polignac number, because 542055 - 2¹ = 542053 is a prime.

542055 is a lucky number.

It is a nialpdrome in base 15.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (542053) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 18054 + ... + 18083.

It is an arithmetic number, because the mean of its divisors is an integer number (108414).

2⁵⁴²⁰⁵⁵ is an apocalyptic number.

542055 is a deficient number, since it is larger than the sum of its proper divisors (325257).

542055 is a wasteful number, since it uses less digits than its factorization.

542055 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36145.

The product of its (nonzero) digits is 1000, while the sum is 21.

The square root of 542055 is about 736.2438454751. The cubic root of 542055 is about 81.5356964083.

The spelling of 542055 in words is "five hundred forty-two thousand, fifty-five".