1882489641 has 16 divisors (see below), whose sum is σ = 2540105280. Its totient is φ = 1239955200.

The previous prime is 1882489613. The next prime is 1882489667. The reversal of 1882489641 is 1469842881.

It is not a de Polignac number, because 1882489641 - 2⁷ = 1882489513 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1882489541) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 658866 + ... + 661716.

It is an arithmetic number, because the mean of its divisors is an integer number (158756580).

Almost surely, 2^1882489641 is an apocalyptic number.

It is an amenable number.

1882489641 is a deficient number, since it is larger than the sum of its proper divisors (657615639).

1882489641 is a wasteful number, since it uses less digits than its factorization.

1882489641 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5416.

The product of its digits is 884736, while the sum is 51.

The square root of 1882489641 is about 43387.6669227558. Note that the first 3 decimals coincide. The cubic root of 1882489641 is about 1234.7457263615.

The spelling of 1882489641 in words is "one billion, eight hundred eighty-two million, four hundred eighty-nine thousand, six hundred forty-one".