516138 has 16 divisors (see below), whose sum is σ = 1179840. Its totient is φ = 147456.

The previous prime is 516127. The next prime is 516151. The reversal of 516138 is 831615.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 516138.

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, 6103 + ... + 6186.

It is an arithmetic number, because the mean of its divisors is an integer number (73740).

2⁵¹⁶¹³⁸ is an apocalyptic number.

516138 is an abundant number, since it is smaller than the sum of its proper divisors (663702).

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

516138 is a wasteful number, since it uses less digits than its factorization.

516138 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12301.

The product of its digits is 720, while the sum is 24.

The square root of 516138 is about 718.4274493642. The cubic root of 516138 is about 80.2149428110.

The spelling of 516138 in words is "five hundred sixteen thousand, one hundred thirty-eight".