65739073 has 2 divisors, whose sum is σ = 65739074. Its totient is φ = 65739072.

The previous prime is 65739067. The next prime is 65739103. The reversal of 65739073 is 37093756.

65739073 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 35796289 + 29942784 = 5983^2 + 5472^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-65739073 is a prime.

It is not a weakly prime, because it can be changed into another prime (65739013) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 32869536 + 32869537.

It is an arithmetic number, because the mean of its divisors is an integer number (32869537).

Almost surely, 2^65739073 is an apocalyptic number.

It is an amenable number.

65739073 is a deficient number, since it is larger than the sum of its proper divisors (1).

65739073 is an equidigital number, since it uses as much as digits as its factorization.

65739073 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 119070, while the sum is 40.

The square root of 65739073 is about 8107.9635544321. The cubic root of 65739073 is about 403.5907387857.

The spelling of 65739073 in words is "sixty-five million, seven hundred thirty-nine thousand, seventy-three".