572206 has 4 divisors (see below), whose sum is σ = 858312. Its totient is φ = 286102.

The previous prime is 572183. The next prime is 572207. The reversal of 572206 is 602275.

It is a semiprime because it is the product of two primes.

It is a Smith number, since the sum of its digits (22) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (572207) by changing a digit.

572206 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

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 as a sum of consecutive naturals, namely, 143050 + ... + 143053.

It is an arithmetic number, because the mean of its divisors is an integer number (214578).

2⁵⁷²²⁰⁶ is an apocalyptic number.

572206 is a deficient number, since it is larger than the sum of its proper divisors (286106).

572206 is a wasteful number, since it uses less digits than its factorization.

572206 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 286105.

The product of its (nonzero) digits is 840, while the sum is 22.

The square root of 572206 is about 756.4429919036. The cubic root of 572206 is about 83.0202689164.

The spelling of 572206 in words is "five hundred seventy-two thousand, two hundred six".