766034393 has 2 divisors, whose sum is σ = 766034394. Its totient is φ = 766034392.

The previous prime is 766034377. The next prime is 766034411. The reversal of 766034393 is 393430667.

766034393 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., 711982489 + 54051904 = 26683^2 + 7352^2 .

It is a cyclic number.

It is not a de Polignac number, because 766034393 - 2⁴ = 766034377 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 766034393.

It is not a weakly prime, because it can be changed into another prime (766034993) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 383017196 + 383017197.

It is an arithmetic number, because the mean of its divisors is an integer number (383017197).

Almost surely, 2^766034393 is an apocalyptic number.

It is an amenable number.

766034393 is a deficient number, since it is larger than the sum of its proper divisors (1).

766034393 is an equidigital number, since it uses as much as digits as its factorization.

766034393 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 244944, while the sum is 41.

The square root of 766034393 is about 27677.3263340229. The cubic root of 766034393 is about 914.9894563169.

The spelling of 766034393 in words is "seven hundred sixty-six million, thirty-four thousand, three hundred ninety-three".