765741733 has 2 divisors, whose sum is σ = 765741734. Its totient is φ = 765741732.

The previous prime is 765741731. The next prime is 765741787. The reversal of 765741733 is 337147567.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 465135489 + 300606244 = 21567^2 + 17338^2 .

It is a cyclic number.

It is not a de Polignac number, because 765741733 - 2¹ = 765741731 is a prime.

Together with 765741731, it forms a pair of twin primes.

It is a self number, because there is not a number n which added to its sum of digits gives 765741733.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (765741731) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 382870866 + 382870867.

It is an arithmetic number, because the mean of its divisors is an integer number (382870867).

Almost surely, 2^765741733 is an apocalyptic number.

It is an amenable number.

765741733 is a deficient number, since it is larger than the sum of its proper divisors (1).

765741733 is an equidigital number, since it uses as much as digits as its factorization.

765741733 is an evil number, because the sum of its binary digits is even.

The product of its digits is 370440, while the sum is 43.

The square root of 765741733 is about 27672.0388298369. The cubic root of 765741733 is about 914.8729189371.

The spelling of 765741733 in words is "seven hundred sixty-five million, seven hundred forty-one thousand, seven hundred thirty-three".