4000024489 has 2 divisors, whose sum is σ = 4000024490. Its totient is φ = 4000024488.

The previous prime is 4000024481. The next prime is 4000024513. The reversal of 4000024489 is 9844200004.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3759774489 + 240250000 = 61317^2 + 15500^2 .

It is a cyclic number.

It is not a de Polignac number, because 4000024489 - 2³ = 4000024481 is a prime.

It is a super-2 number, since 2×4000024489² = 32000391825199422242, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 4000024489.

It is not a weakly prime, because it can be changed into another prime (4000024481) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2000012244 + 2000012245.

It is an arithmetic number, because the mean of its divisors is an integer number (2000012245).

Almost surely, 2^4000024489 is an apocalyptic number.

It is an amenable number.

4000024489 is a deficient number, since it is larger than the sum of its proper divisors (1).

4000024489 is an equidigital number, since it uses as much as digits as its factorization.

4000024489 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 9216, while the sum is 31.

The square root of 4000024489 is about 63245.7468056153. The cubic root of 4000024489 is about 1587.4042914503.

The spelling of 4000024489 in words is "four billion, twenty-four thousand, four hundred eighty-nine".