764066227 has 2 divisors, whose sum is σ = 764066228. Its totient is φ = 764066226.

The previous prime is 764066221. The next prime is 764066267. The reversal of 764066227 is 722660467.

It is a happy number.

It is an a-pointer prime, because the next prime (764066267) can be obtained adding 764066227 to its sum of digits (40).

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-764066227 is a prime.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 764066227.

It is not a weakly prime, because it can be changed into another prime (764066221) 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, 382033113 + 382033114.

It is an arithmetic number, because the mean of its divisors is an integer number (382033114).

Almost surely, 2^764066227 is an apocalyptic number.

764066227 is a deficient number, since it is larger than the sum of its proper divisors (1).

764066227 is an equidigital number, since it uses as much as digits as its factorization.

764066227 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 169344, while the sum is 40.

The square root of 764066227 is about 27641.7479005941. The cubic root of 764066227 is about 914.2051592218.

The spelling of 764066227 in words is "seven hundred sixty-four million, sixty-six thousand, two hundred twenty-seven".