516004 has 6 divisors (see below), whose sum is σ = 903014. Its totient is φ = 258000.

The previous prime is 515993. The next prime is 516017. The reversal of 516004 is 400615.

It can be written as a sum of positive squares in only one way, i.e., 419904 + 96100 = 648^2 + 310^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 64497 + ... + 64504.

2⁵¹⁶⁰⁰⁴ is an apocalyptic number.

It is an amenable number.

516004 is a deficient number, since it is larger than the sum of its proper divisors (387010).

516004 is a wasteful number, since it uses less digits than its factorization.

516004 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 129005 (or 129003 counting only the distinct ones).

The product of its (nonzero) digits is 120, while the sum is 16.

The square root of 516004 is about 718.3341840676. The cubic root of 516004 is about 80.2080003959.

Adding to 516004 its reverse (400615), we get a palindrome (916619).

The spelling of 516004 in words is "five hundred sixteen thousand, four".