234223057 has 2 divisors, whose sum is σ = 234223058. Its totient is φ = 234223056.

The previous prime is 234223001. The next prime is 234223069. The reversal of 234223057 is 750322432.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 226472401 + 7750656 = 15049^2 + 2784^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-234223057 is a prime.

It is not a weakly prime, because it can be changed into another prime (234223657) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 117111528 + 117111529.

It is an arithmetic number, because the mean of its divisors is an integer number (117111529).

Almost surely, 2^234223057 is an apocalyptic number.

It is an amenable number.

234223057 is a deficient number, since it is larger than the sum of its proper divisors (1).

234223057 is an equidigital number, since it uses as much as digits as its factorization.

234223057 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 10080, while the sum is 28.

The square root of 234223057 is about 15304.3476502594. The cubic root of 234223057 is about 616.4197547010.

Adding to 234223057 its reverse (750322432), we get a palindrome (984545489).

The spelling of 234223057 in words is "two hundred thirty-four million, two hundred twenty-three thousand, fifty-seven".