489822293 has 2 divisors, whose sum is σ = 489822294. Its totient is φ = 489822292.

The previous prime is 489822287. The next prime is 489822301. The reversal of 489822293 is 392228984.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 435682129 + 54140164 = 20873^2 + 7358^2 .

It is a cyclic number.

It is not a de Polignac number, because 489822293 - 2²⁰ = 488773717 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (489825293) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 244911146 + 244911147.

It is an arithmetic number, because the mean of its divisors is an integer number (244911147).

Almost surely, 2^489822293 is an apocalyptic number.

It is an amenable number.

489822293 is a deficient number, since it is larger than the sum of its proper divisors (1).

489822293 is an equidigital number, since it uses as much as digits as its factorization.

489822293 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 497664, while the sum is 47.

The square root of 489822293 is about 22131.9292652042. The cubic root of 489822293 is about 788.2781990096.

The spelling of 489822293 in words is "four hundred eighty-nine million, eight hundred twenty-two thousand, two hundred ninety-three".