524040289 has 2 divisors, whose sum is σ = 524040290. Its totient is φ = 524040288.

The previous prime is 524040263. The next prime is 524040313. The reversal of 524040289 is 982040425.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 517107600 + 6932689 = 22740^2 + 2633^2 .

It is a cyclic number.

It is not a de Polignac number, because 524040289 - 2⁹ = 524039777 is a prime.

It is not a weakly prime, because it can be changed into another prime (524040889) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 262020144 + 262020145.

It is an arithmetic number, because the mean of its divisors is an integer number (262020145).

Almost surely, 2^524040289 is an apocalyptic number.

It is an amenable number.

524040289 is a deficient number, since it is larger than the sum of its proper divisors (1).

524040289 is an equidigital number, since it uses as much as digits as its factorization.

524040289 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 23040, while the sum is 34.

The square root of 524040289 is about 22891.9262841728. The cubic root of 524040289 is about 806.2224596165. Note that the first 3 decimals are identical.

The spelling of 524040289 in words is "five hundred twenty-four million, forty thousand, two hundred eighty-nine".