516494 has 16 divisors (see below), whose sum is σ = 895536. Its totient is φ = 220800.

The previous prime is 516493. The next prime is 516499. The reversal of 516494 is 494615.

It is a nialpdrome in base 9.

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 516494.

It is not an unprimeable number, because it can be changed into a prime (516493) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 317 + ... + 1064.

It is an arithmetic number, because the mean of its divisors is an integer number (55971).

2⁵¹⁶⁴⁹⁴ is an apocalyptic number.

516494 is a deficient number, since it is larger than the sum of its proper divisors (379042).

516494 is a wasteful number, since it uses less digits than its factorization.

516494 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1411.

The product of its digits is 4320, while the sum is 29.

The square root of 516494 is about 718.6751700177. The cubic root of 516494 is about 80.2333810043.

The spelling of 516494 in words is "five hundred sixteen thousand, four hundred ninety-four".