3892189489 has 2 divisors, whose sum is σ = 3892189490. Its totient is φ = 3892189488.

The previous prime is 3892189471. The next prime is 3892189529. The reversal of 3892189489 is 9849812983.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2790480625 + 1101708864 = 52825^2 + 33192^2 .

It is a cyclic number.

It is not a de Polignac number, because 3892189489 - 2⁷ = 3892189361 is a prime.

It is a super-2 number, since 2×3892189489² = 30298278036564162242, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (3892186489) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1946094744 + 1946094745.

It is an arithmetic number, because the mean of its divisors is an integer number (1946094745).

Almost surely, 2^3892189489 is an apocalyptic number.

It is an amenable number.

3892189489 is a deficient number, since it is larger than the sum of its proper divisors (1).

3892189489 is an equidigital number, since it uses as much as digits as its factorization.

3892189489 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 8957952, while the sum is 61.

The square root of 3892189489 is about 62387.4145080560. The cubic root of 3892189489 is about 1573.0094263375.

The spelling of 3892189489 in words is "three billion, eight hundred ninety-two million, one hundred eighty-nine thousand, four hundred eighty-nine".