65923733 has 2 divisors, whose sum is σ = 65923734. Its totient is φ = 65923732.

The previous prime is 65923721. The next prime is 65923801. The reversal of 65923733 is 33732956.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 56821444 + 9102289 = 7538^2 + 3017^2 .

It is a cyclic number.

It is not a de Polignac number, because 65923733 - 2⁴ = 65923717 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (65923933) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 32961866 + 32961867.

It is an arithmetic number, because the mean of its divisors is an integer number (32961867).

Almost surely, 2^65923733 is an apocalyptic number.

It is an amenable number.

65923733 is a deficient number, since it is larger than the sum of its proper divisors (1).

65923733 is an equidigital number, since it uses as much as digits as its factorization.

65923733 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 102060, while the sum is 38.

The square root of 65923733 is about 8119.3431384565. The cubic root of 65923733 is about 403.9682788053.

The spelling of 65923733 in words is "sixty-five million, nine hundred twenty-three thousand, seven hundred thirty-three".