575689249 has 2 divisors, whose sum is σ = 575689250. Its totient is φ = 575689248.

The previous prime is 575689243. The next prime is 575689271. The reversal of 575689249 is 942986575.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 468939025 + 106750224 = 21655^2 + 10332^2 .

It is a cyclic number.

It is not a de Polignac number, because 575689249 - 2⁵ = 575689217 is a prime.

It is a super-2 number, since 2×575689249² = 662836222828368002, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 575689249.

It is not a weakly prime, because it can be changed into another prime (575689243) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 287844624 + 287844625.

It is an arithmetic number, because the mean of its divisors is an integer number (287844625).

Almost surely, 2^575689249 is an apocalyptic number.

It is an amenable number.

575689249 is a deficient number, since it is larger than the sum of its proper divisors (1).

575689249 is an equidigital number, since it uses as much as digits as its factorization.

575689249 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 5443200, while the sum is 55.

The square root of 575689249 is about 23993.5251474226. The cubic root of 575689249 is about 831.8838754234.

The spelling of 575689249 in words is "five hundred seventy-five million, six hundred eighty-nine thousand, two hundred forty-nine".