4238582489 has 2 divisors, whose sum is σ = 4238582490. Its totient is φ = 4238582488.

The previous prime is 4238582483. The next prime is 4238582527. The reversal of 4238582489 is 9842858324.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 4219152025 + 19430464 = 64955^2 + 4408^2 .

It is a cyclic number.

It is not a de Polignac number, because 4238582489 - 2⁸ = 4238582233 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 4238582489.

It is not a weakly prime, because it can be changed into another prime (4238582483) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2119291244 + 2119291245.

It is an arithmetic number, because the mean of its divisors is an integer number (2119291245).

Almost surely, 2^4238582489 is an apocalyptic number.

It is an amenable number.

4238582489 is a deficient number, since it is larger than the sum of its proper divisors (1).

4238582489 is an equidigital number, since it uses as much as digits as its factorization.

4238582489 is an evil number, because the sum of its binary digits is even.

The product of its digits is 4423680, while the sum is 53.

The square root of 4238582489 is about 65104.3968484464. The cubic root of 4238582489 is about 1618.3540780664.

The spelling of 4238582489 in words is "four billion, two hundred thirty-eight million, five hundred eighty-two thousand, four hundred eighty-nine".