4084238549 has 2 divisors, whose sum is σ = 4084238550. Its totient is φ = 4084238548.

The previous prime is 4084238539. The next prime is 4084238551. The reversal of 4084238549 is 9458324804.

4084238549 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 3837183025 + 247055524 = 61945^2 + 15718^2 .

It is a cyclic number.

It is not a de Polignac number, because 4084238549 - 2¹⁶ = 4084173013 is a prime.

Together with 4084238551, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4084238539) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2042119274 + 2042119275.

It is an arithmetic number, because the mean of its divisors is an integer number (2042119275).

Almost surely, 2^4084238549 is an apocalyptic number.

It is an amenable number.

4084238549 is a deficient number, since it is larger than the sum of its proper divisors (1).

4084238549 is an equidigital number, since it uses as much as digits as its factorization.

4084238549 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1105920, while the sum is 47.

The square root of 4084238549 is about 63908.0476074805. The cubic root of 4084238549 is about 1598.4670929091.

The spelling of 4084238549 in words is "four billion, eighty-four million, two hundred thirty-eight thousand, five hundred forty-nine".