430242229 has 2 divisors, whose sum is σ = 430242230. Its totient is φ = 430242228.

The previous prime is 430242199. The next prime is 430242257. The reversal of 430242229 is 922242034.

It is an a-pointer prime, because the next prime (430242257) can be obtained adding 430242229 to its sum of digits (28).

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 380328004 + 49914225 = 19502^2 + 7065^2 .

It is a cyclic number.

It is not a de Polignac number, because 430242229 - 2²⁷ = 296024501 is a prime.

It is a super-2 number, since 2×430242229² = 370216751229776882, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 430242197 and 430242206.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (430242259) 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, 215121114 + 215121115.

It is an arithmetic number, because the mean of its divisors is an integer number (215121115).

Almost surely, 2^430242229 is an apocalyptic number.

It is an amenable number.

430242229 is a deficient number, since it is larger than the sum of its proper divisors (1).

430242229 is an equidigital number, since it uses as much as digits as its factorization.

430242229 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 6912, while the sum is 28.

The square root of 430242229 is about 20742.2811908430. The cubic root of 430242229 is about 754.9259339942.

The spelling of 430242229 in words is "four hundred thirty million, two hundred forty-two thousand, two hundred twenty-nine".