65374733 has 2 divisors, whose sum is σ = 65374734. Its totient is φ = 65374732.

The previous prime is 65374723. The next prime is 65374759. The reversal of 65374733 is 33747356.

65374733 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., 63792169 + 1582564 = 7987^2 + 1258^2 .

It is a cyclic number.

It is not a de Polignac number, because 65374733 - 2⁶ = 65374669 is a prime.

It is a Sophie Germain prime.

It is a Chen 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 (65374723) 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, 32687366 + 32687367.

It is an arithmetic number, because the mean of its divisors is an integer number (32687367).

Almost surely, 2^65374733 is an apocalyptic number.

It is an amenable number.

65374733 is a deficient number, since it is larger than the sum of its proper divisors (1).

65374733 is an equidigital number, since it uses as much as digits as its factorization.

65374733 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 158760, while the sum is 38.

The square root of 65374733 is about 8085.4643033038. The cubic root of 65374733 is about 402.8437617202.

The spelling of 65374733 in words is "sixty-five million, three hundred seventy-four thousand, seven hundred thirty-three".