228333067 has 2 divisors, whose sum is σ = 228333068. Its totient is φ = 228333066.

The previous prime is 228333041. The next prime is 228333151. The reversal of 228333067 is 760333822.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-228333067 is a prime.

It is not a weakly prime, because it can be changed into another prime (228333467) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 114166533 + 114166534.

It is an arithmetic number, because the mean of its divisors is an integer number (114166534).

Almost surely, 2^228333067 is an apocalyptic number.

228333067 is a deficient number, since it is larger than the sum of its proper divisors (1).

228333067 is an equidigital number, since it uses as much as digits as its factorization.

228333067 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 36288, while the sum is 34.

The square root of 228333067 is about 15110.6937961167. The cubic root of 228333067 is about 611.2088069619.

Adding to 228333067 its reverse (760333822), we get a palindrome (988666889).

The spelling of 228333067 in words is "two hundred twenty-eight million, three hundred thirty-three thousand, sixty-seven".