424719289 has 2 divisors, whose sum is σ = 424719290. Its totient is φ = 424719288.

The previous prime is 424719257. The next prime is 424719301. The reversal of 424719289 is 982917424.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 420578064 + 4141225 = 20508^2 + 2035^2 .

It is a cyclic number.

It is not a de Polignac number, because 424719289 - 2⁵ = 424719257 is a prime.

It is not a weakly prime, because it can be changed into another prime (424717289) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 212359644 + 212359645.

It is an arithmetic number, because the mean of its divisors is an integer number (212359645).

Almost surely, 2^424719289 is an apocalyptic number.

It is an amenable number.

424719289 is a deficient number, since it is larger than the sum of its proper divisors (1).

424719289 is an equidigital number, since it uses as much as digits as its factorization.

424719289 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 290304, while the sum is 46.

The square root of 424719289 is about 20608.7187617280. The cubic root of 424719289 is about 751.6817308160.

The spelling of 424719289 in words is "four hundred twenty-four million, seven hundred nineteen thousand, two hundred eighty-nine".