83738089 has 2 divisors, whose sum is σ = 83738090. Its totient is φ = 83738088.

The previous prime is 83738077. The next prime is 83738129. The reversal of 83738089 is 98083738.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 77528025 + 6210064 = 8805^2 + 2492^2 .

It is a cyclic number.

It is not a de Polignac number, because 83738089 - 2⁷ = 83737961 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (83738059) 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, 41869044 + 41869045.

It is an arithmetic number, because the mean of its divisors is an integer number (41869045).

Almost surely, 2^83738089 is an apocalyptic number.

It is an amenable number.

83738089 is a deficient number, since it is larger than the sum of its proper divisors (1).

83738089 is an equidigital number, since it uses as much as digits as its factorization.

83738089 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 290304, while the sum is 46.

The square root of 83738089 is about 9150.8518182735. The cubic root of 83738089 is about 437.4962638048.

The spelling of 83738089 in words is "eighty-three million, seven hundred thirty-eight thousand, eighty-nine".