234540227 has 2 divisors, whose sum is σ = 234540228. Its totient is φ = 234540226.

The previous prime is 234540149. The next prime is 234540233. The reversal of 234540227 is 722045432.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 234540227 - 2²² = 230345923 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 234540227.

It is not a weakly prime, because it can be changed into another prime (234540727) 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, 117270113 + 117270114.

It is an arithmetic number, because the mean of its divisors is an integer number (117270114).

Almost surely, 2^234540227 is an apocalyptic number.

234540227 is a deficient number, since it is larger than the sum of its proper divisors (1).

234540227 is an equidigital number, since it uses as much as digits as its factorization.

234540227 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 13440, while the sum is 29.

The square root of 234540227 is about 15314.7062328991. The cubic root of 234540227 is about 616.6978680423.

Adding to 234540227 its reverse (722045432), we get a palindrome (956585659).

The spelling of 234540227 in words is "two hundred thirty-four million, five hundred forty thousand, two hundred twenty-seven".