2489573522 has 4 divisors (see below), whose sum is σ = 3734360286. Its totient is φ = 1244786760.

The previous prime is 2489573519. The next prime is 2489573549. The reversal of 2489573522 is 2253759842.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 2452131361 + 37442161 = 49519^2 + 6119^2 .

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 as a sum of consecutive naturals, namely, 622393379 + ... + 622393382.

Almost surely, 2^2489573522 is an apocalyptic number.

2489573522 is a deficient number, since it is larger than the sum of its proper divisors (1244786764).

2489573522 is a wasteful number, since it uses less digits than its factorization.

2489573522 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1244786763.

The product of its digits is 1209600, while the sum is 47.

The square root of 2489573522 is about 49895.6262812684. The cubic root of 2489573522 is about 1355.3193914921.

The spelling of 2489573522 in words is "two billion, four hundred eighty-nine million, five hundred seventy-three thousand, five hundred twenty-two".