572609 has 2 divisors, whose sum is σ = 572610. Its totient is φ = 572608.

The previous prime is 572599. The next prime is 572629. The reversal of 572609 is 906275.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 494209 + 78400 = 703^2 + 280^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-572609 is a prime.

It is not a weakly prime, because it can be changed into another prime (572629) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 286304 + 286305.

It is an arithmetic number, because the mean of its divisors is an integer number (286305).

2⁵⁷²⁶⁰⁹ is an apocalyptic number.

It is an amenable number.

572609 is a deficient number, since it is larger than the sum of its proper divisors (1).

572609 is an equidigital number, since it uses as much as digits as its factorization.

572609 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3780, while the sum is 29.

The square root of 572609 is about 756.7093233204. The cubic root of 572609 is about 83.0397545078.

The spelling of 572609 in words is "five hundred seventy-two thousand, six hundred nine".