489265999 has 2 divisors, whose sum is σ = 489266000. Its totient is φ = 489265998.

The previous prime is 489265981. The next prime is 489266003. The reversal of 489265999 is 999562984.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 489265999 - 2⁹ = 489265487 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (489265099) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 244632999 + 244633000.

It is an arithmetic number, because the mean of its divisors is an integer number (244633000).

Almost surely, 2^489265999 is an apocalyptic number.

489265999 is a deficient number, since it is larger than the sum of its proper divisors (1).

489265999 is an equidigital number, since it uses as much as digits as its factorization.

489265999 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 12597120, while the sum is 61.

The square root of 489265999 is about 22119.3580150962. The cubic root of 489265999 is about 787.9796686029.

The spelling of 489265999 in words is "four hundred eighty-nine million, two hundred sixty-five thousand, nine hundred ninety-nine".