542118 has 8 divisors (see below), whose sum is σ = 1084248. Its totient is φ = 180704.

The previous prime is 542117. The next prime is 542119. The reversal of 542118 is 811245.

It is an interprime number because it is at equal distance from previous prime (542117) and next prime (542119).

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

542118 is an admirable number.

It is a nialpdrome in base 15.

It is a junction number, because it is equal to n+sod(n) for n = 542094 and 542103.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (542111) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 45171 + ... + 45182.

It is an arithmetic number, because the mean of its divisors is an integer number (135531).

2⁵⁴²¹¹⁸ is an apocalyptic number.

542118 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

542118 is a wasteful number, since it uses less digits than its factorization.

542118 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 90358.

The product of its digits is 320, while the sum is 21.

The square root of 542118 is about 736.2866289700. The cubic root of 542118 is about 81.5388550976.

The spelling of 542118 in words is "five hundred forty-two thousand, one hundred eighteen".