575884921 has 2 divisors, whose sum is σ = 575884922. Its totient is φ = 575884920.

The previous prime is 575884901. The next prime is 575884961. The reversal of 575884921 is 129488575.

It is a happy number.

575884921 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 315417600 + 260467321 = 17760^2 + 16139^2 .

It is a cyclic number.

It is not a de Polignac number, because 575884921 - 2⁹ = 575884409 is a prime.

It is not a weakly prime, because it can be changed into another prime (575884901) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 287942460 + 287942461.

It is an arithmetic number, because the mean of its divisors is an integer number (287942461).

Almost surely, 2^575884921 is an apocalyptic number.

It is an amenable number.

575884921 is a deficient number, since it is larger than the sum of its proper divisors (1).

575884921 is an equidigital number, since it uses as much as digits as its factorization.

575884921 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 806400, while the sum is 49.

The square root of 575884921 is about 23997.6024010733. The cubic root of 575884921 is about 831.9781148898.

The spelling of 575884921 in words is "five hundred seventy-five million, eight hundred eighty-four thousand, nine hundred twenty-one".