516442 has 16 divisors (see below), whose sum is σ = 823680. Its totient is φ = 242352.

The previous prime is 516437. The next prime is 516449. The reversal of 516442 is 244615.

It is not an unprimeable number, because it can be changed into a prime (516449) 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, 4684 + ... + 4792.

It is an arithmetic number, because the mean of its divisors is an integer number (51480).

2⁵¹⁶⁴⁴² is an apocalyptic number.

516442 is a deficient number, since it is larger than the sum of its proper divisors (307238).

516442 is a wasteful number, since it uses less digits than its factorization.

516442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 237.

The product of its digits is 960, while the sum is 22.

The square root of 516442 is about 718.6389914275. The cubic root of 516442 is about 80.2306883135.

The spelling of 516442 in words is "five hundred sixteen thousand, four hundred forty-two".