766229 has 2 divisors, whose sum is σ = 766230. Its totient is φ = 766228.

The previous prime is 766223. The next prime is 766231. The reversal of 766229 is 922667.

766229 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 624100 + 142129 = 790^2 + 377^2 .

It is an emirp because it is prime and its reverse (922667) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-766229 is a prime.

Together with 766231, it forms a pair of twin primes.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 766195 and 766204.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (766223) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 383114 + 383115.

It is an arithmetic number, because the mean of its divisors is an integer number (383115).

2⁷⁶⁶²²⁹ is an apocalyptic number.

It is an amenable number.

766229 is a deficient number, since it is larger than the sum of its proper divisors (1).

766229 is an equidigital number, since it uses as much as digits as its factorization.

766229 is an evil number, because the sum of its binary digits is even.

The product of its digits is 9072, while the sum is 32.

The square root of 766229 is about 875.3450748134. The cubic root of 766229 is about 91.5066932506.

The spelling of 766229 in words is "seven hundred sixty-six thousand, two hundred twenty-nine".