765338033 has 8 divisors (see below), whose sum is σ = 773959752. Its totient is φ = 756760576.

The previous prime is 765338027. The next prime is 765338071. The reversal of 765338033 is 330833567.

765338033 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 172318129 + 593019904 = 13127^2 + 24352^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 765338033 - 2⁸ = 765337777 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (765338003) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 24341 + ... + 46077.

It is an arithmetic number, because the mean of its divisors is an integer number (96744969).

Almost surely, 2^765338033 is an apocalyptic number.

It is an amenable number.

765338033 is a deficient number, since it is larger than the sum of its proper divisors (8621719).

765338033 is a wasteful number, since it uses less digits than its factorization.

765338033 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22131.

The product of its (nonzero) digits is 136080, while the sum is 38.

The square root of 765338033 is about 27664.7435014316. The cubic root of 765338033 is about 914.7121166261.

The spelling of 765338033 in words is "seven hundred sixty-five million, three hundred thirty-eight thousand, thirty-three".