511204 has 12 divisors (see below), whose sum is σ = 900144. Its totient is φ = 254024.

The previous prime is 511201. The next prime is 511211. The reversal of 511204 is 402115.

It is a super-2 number, since 2×511204² = 522659059232, which contains 22 as substring.

It is an Ulam number.

It is not an unprimeable number, because it can be changed into a prime (511201) 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 3 ways as a sum of consecutive naturals, for example, 627 + ... + 1189.

It is an arithmetic number, because the mean of its divisors is an integer number (75012).

2⁵¹¹²⁰⁴ is an apocalyptic number.

It is an amenable number.

511204 is a deficient number, since it is larger than the sum of its proper divisors (388940).

511204 is a wasteful number, since it uses less digits than its factorization.

511204 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 794 (or 792 counting only the distinct ones).

The product of its (nonzero) digits is 40, while the sum is 13.

The square root of 511204 is about 714.9853145345. The cubic root of 511204 is about 79.9585201632.

Adding to 511204 its reverse (402115), we get a palindrome (913319).

It can be divided in two parts, 51120 and 4, that multiplied together give a triangular number (204480 = T₆₃₉).

The spelling of 511204 in words is "five hundred eleven thousand, two hundred four".