511206 has 8 divisors (see below), whose sum is σ = 1022424. Its totient is φ = 170400.

The previous prime is 511201. The next prime is 511211. The reversal of 511206 is 602115.

It is an interprime number because it is at equal distance from previous prime (511201) and next prime (511211).

It is a sphenic number, since it is the product of 3 distinct primes.

511206 is an admirable number.

It is a super-2 number, since 2×511206² = 522663148872, which contains 22 as substring.

It is an Ulam number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (511201) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 42595 + ... + 42606.

It is an arithmetic number, because the mean of its divisors is an integer number (127803).

2⁵¹¹²⁰⁶ is an apocalyptic number.

511206 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

511206 is a wasteful number, since it uses less digits than its factorization.

511206 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 85206.

The product of its (nonzero) digits is 60, while the sum is 15.

The square root of 511206 is about 714.9867131633. The cubic root of 511206 is about 79.9586244378.

Subtracting 511206 from its reverse (602115), we obtain a palindrome (90909).

It can be divided in two parts, 511 and 206, that added together give a palindrome (717).

The spelling of 511206 in words is "five hundred eleven thousand, two hundred six".