542116 has 12 divisors (see below), whose sum is σ = 953932. Its totient is φ = 269568.

The previous prime is 542111. The next prime is 542117. The reversal of 542116 is 611245.

It can be written as a sum of positive squares in 2 ways, for example, as 23716 + 518400 = 154^2 + 720^2 .

It is a hoax number, since the sum of its digits (19) coincides with the sum of the digits of its distinct prime factors.

It is a nialpdrome in base 15.

It is a junction number, because it is equal to n+sod(n) for n = 542093 and 542102.

It is not an unprimeable number, because it can be changed into a prime (542111) 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 3 ways as a sum of consecutive naturals, for example, 1036 + ... + 1468.

2⁵⁴²¹¹⁶ is an apocalyptic number.

It is an amenable number.

542116 is a deficient number, since it is larger than the sum of its proper divisors (411816).

542116 is a wasteful number, since it uses less digits than its factorization.

542116 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 750 (or 748 counting only the distinct ones).

The product of its digits is 240, while the sum is 19.

The square root of 542116 is about 736.2852708020. The cubic root of 542116 is about 81.5387548255.

It can be divided in two parts, 5421 and 16, that multiplied together give a triangular number (86736 = T₄₁₆).

The spelling of 542116 in words is "five hundred forty-two thousand, one hundred sixteen".