539138 has 16 divisors (see below), whose sum is σ = 870264. Its totient is φ = 249600.

The previous prime is 539129. The next prime is 539141. The reversal of 539138 is 831935.

It can be written as a sum of positive squares in 4 ways, for example, as 537289 + 1849 = 733^2 + 43^2 .

It is a super-3 number, since 3×539138³ = 470133376472328216, which contains 333 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 539138.

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 539138.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3356 + ... + 3512.

2⁵³⁹¹³⁸ is an apocalyptic number.

539138 is a deficient number, since it is larger than the sum of its proper divisors (331126).

539138 is a wasteful number, since it uses less digits than its factorization.

539138 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 277.

The product of its digits is 3240, while the sum is 29.

The square root of 539138 is about 734.2601718737. The cubic root of 539138 is about 81.3891752736.

The spelling of 539138 in words is "five hundred thirty-nine thousand, one hundred thirty-eight".