2489497922 has 6 divisors (see below), whose sum is σ = 3734352729. Its totient is φ = 1244713680.

The previous prime is 2489497847. The next prime is 2489497939. The reversal of 2489497922 is 2297949842.

It can be written as a sum of positive squares in 2 ways, for example, as 2216620561 + 272877361 = 47081^2 + 16519^2 .

It is an ABA number since it can be written as A⋅B^A, here for A=2, B=35281.

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 52922 + ... + 88202.

Almost surely, 2^2489497922 is an apocalyptic number.

2489497922 is a deficient number, since it is larger than the sum of its proper divisors (1244854807).

2489497922 is an frugal number, since it uses more digits than its factorization.

2489497922 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 70564 (or 35283 counting only the distinct ones).

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

The square root of 2489497922 is about 49894.8686940852. The cubic root of 2489497922 is about 1355.3056725181.

The spelling of 2489497922 in words is "two billion, four hundred eighty-nine million, four hundred ninety-seven thousand, nine hundred twenty-two".