539042 has 16 divisors (see below), whose sum is σ = 934080. Its totient is φ = 228528.

The previous prime is 539039. The next prime is 539047. The reversal of 539042 is 240935.

It is a junction number, because it is equal to n+sod(n) for n = 538999 and 539017.

It is not an unprimeable number, because it can be changed into a prime (539047) 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, 1808 + ... + 2084.

It is an arithmetic number, because the mean of its divisors is an integer number (58380).

2⁵³⁹⁰⁴² is an apocalyptic number.

539042 is a deficient number, since it is larger than the sum of its proper divisors (395038).

539042 is a wasteful number, since it uses less digits than its factorization.

539042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 425.

The product of its (nonzero) digits is 1080, while the sum is 23.

The square root of 539042 is about 734.1947970396. The cubic root of 539042 is about 81.3843442132.

Adding to 539042 its reverse (240935), we get a palindrome (779977).

The spelling of 539042 in words is "five hundred thirty-nine thousand, forty-two".