1489288852 has 24 divisors (see below), whose sum is σ = 2697717960. Its totient is φ = 718542720.

The previous prime is 1489288849. The next prime is 1489288861. The reversal of 1489288852 is 2588829841.

It can be written as a sum of positive squares in 4 ways, for example, as 483384196 + 1005904656 = 21986^2 + 31716^2 .

It is a junction number, because it is equal to n+sod(n) for n = 1489288793 and 1489288802.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 294102 + ... + 299122.

It is an arithmetic number, because the mean of its divisors is an integer number (112404915).

Almost surely, 2^1489288852 is an apocalyptic number.

It is an amenable number.

1489288852 is a deficient number, since it is larger than the sum of its proper divisors (1208429108).

1489288852 is a wasteful number, since it uses less digits than its factorization.

1489288852 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7611 (or 7609 counting only the distinct ones).

The product of its digits is 2949120, while the sum is 55.

The square root of 1489288852 is about 38591.3053938319. The cubic root of 1489288852 is about 1141.9830192655.

The spelling of 1489288852 in words is "one billion, four hundred eighty-nine million, two hundred eighty-eight thousand, eight hundred fifty-two".