2489894359 has 2 divisors, whose sum is σ = 2489894360. Its totient is φ = 2489894358.

The previous prime is 2489894357. The next prime is 2489894411. The reversal of 2489894359 is 9534989842.

2489894359 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2489894359 - 2¹ = 2489894357 is a prime.

Together with 2489894357, it forms a pair of twin primes.

It is a junction number, because it is equal to n+sod(n) for n = 2489894297 and 2489894306.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2489894357) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1244947179 + 1244947180.

It is an arithmetic number, because the mean of its divisors is an integer number (1244947180).

Almost surely, 2^2489894359 is an apocalyptic number.

2489894359 is a deficient number, since it is larger than the sum of its proper divisors (1).

2489894359 is an equidigital number, since it uses as much as digits as its factorization.

2489894359 is an evil number, because the sum of its binary digits is even.

The product of its digits is 22394880, while the sum is 61.

The square root of 2489894359 is about 49898.8412590914. The cubic root of 2489894359 is about 1355.3776100217.

The spelling of 2489894359 in words is "two billion, four hundred eighty-nine million, eight hundred ninety-four thousand, three hundred fifty-nine".