459244889 has 2 divisors, whose sum is σ = 459244890. Its totient is φ = 459244888.

The previous prime is 459244883. The next prime is 459244913. The reversal of 459244889 is 988442954.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 326994889 + 132250000 = 18083^2 + 11500^2 .

It is a cyclic number.

It is not a de Polignac number, because 459244889 - 2¹⁶ = 459179353 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 459244889.

It is not a weakly prime, because it can be changed into another prime (459244883) 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, 229622444 + 229622445.

It is an arithmetic number, because the mean of its divisors is an integer number (229622445).

Almost surely, 2^459244889 is an apocalyptic number.

It is an amenable number.

459244889 is a deficient number, since it is larger than the sum of its proper divisors (1).

459244889 is an equidigital number, since it uses as much as digits as its factorization.

459244889 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 3317760, while the sum is 53.

The square root of 459244889 is about 21429.9997433504. Note that the first 3 decimals coincide. The cubic root of 459244889 is about 771.5216376827.

The spelling of 459244889 in words is "four hundred fifty-nine million, two hundred forty-four thousand, eight hundred eighty-nine".