766228227 has 32 divisors (see below), whose sum is σ = 1096442880. Its totient is φ = 475009920.

The previous prime is 766228171. The next prime is 766228247. The reversal of 766228227 is 722822667.

It is not a de Polignac number, because 766228227 - 2⁸ = 766227971 is a prime.

It is not an unprimeable number, because it can be changed into a prime (766228247) 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 in 31 ways as a sum of consecutive naturals, for example, 330402 + ... + 332712.

It is an arithmetic number, because the mean of its divisors is an integer number (34263840).

Almost surely, 2^766228227 is an apocalyptic number.

766228227 is a deficient number, since it is larger than the sum of its proper divisors (330214653).

766228227 is a wasteful number, since it uses less digits than its factorization.

766228227 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2483.

The product of its digits is 225792, while the sum is 42.

The square root of 766228227 is about 27680.8277874777. The cubic root of 766228227 is about 915.0666247882.

The spelling of 766228227 in words is "seven hundred sixty-six million, two hundred twenty-eight thousand, two hundred twenty-seven".