2489908673 has 8 divisors (see below), whose sum is σ = 2922518592. Its totient is φ = 2076525936.

The previous prime is 2489908657. The next prime is 2489908699. The reversal of 2489908673 is 3768099842.

It is a happy number.

2489908673 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 2489908673 - 2⁴ = 2489908657 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2489908643) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4806515 + ... + 4807032.

It is an arithmetic number, because the mean of its divisors is an integer number (365314824).

Almost surely, 2^2489908673 is an apocalyptic number.

It is an amenable number.

2489908673 is a deficient number, since it is larger than the sum of its proper divisors (432609919).

2489908673 is an equidigital number, since it uses as much as digits as its factorization.

2489908673 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9613591.

The product of its (nonzero) digits is 5225472, while the sum is 56.

The square root of 2489908673 is about 49898.9846890696. The cubic root of 2489908673 is about 1355.3802072990.

The spelling of 2489908673 in words is "two billion, four hundred eighty-nine million, nine hundred eight thousand, six hundred seventy-three".