572826 has 8 divisors (see below), whose sum is σ = 1145664. Its totient is φ = 190940.

The previous prime is 572821. The next prime is 572827. The reversal of 572826 is 628275.

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

572826 is an admirable number.

It is a junction number, because it is equal to n+sod(n) for n = 572793 and 572802.

It is not an unprimeable number, because it can be changed into a prime (572821) by changing a digit.

572826 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 in 3 ways as a sum of consecutive naturals, for example, 47730 + ... + 47741.

It is an arithmetic number, because the mean of its divisors is an integer number (143208).

2⁵⁷²⁸²⁶ is an apocalyptic number.

572826 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.

572826 is a wasteful number, since it uses less digits than its factorization.

572826 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 95476.

The product of its digits is 6720, while the sum is 30.

The square root of 572826 is about 756.8526937258. The cubic root of 572826 is about 83.0502429626.

The spelling of 572826 in words is "five hundred seventy-two thousand, eight hundred twenty-six".