4340429 has 2 divisors, whose sum is σ = 4340430. Its totient is φ = 4340428.

The previous prime is 4340419. The next prime is 4340431. The reversal of 4340429 is 9240434.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 4182025 + 158404 = 2045^2 + 398^2 .

It is a cyclic number.

It is not a de Polignac number, because 4340429 - 2⁸ = 4340173 is a prime.

Together with 4340431, it forms a pair of twin primes.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 4340398 and 4340407.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4340419) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2170214 + 2170215.

It is an arithmetic number, because the mean of its divisors is an integer number (2170215).

Almost surely, 2^4340429 is an apocalyptic number.

It is an amenable number.

4340429 is a deficient number, since it is larger than the sum of its proper divisors (1).

4340429 is an equidigital number, since it uses as much as digits as its factorization.

4340429 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3456, while the sum is 26.

The square root of 4340429 is about 2083.3696263505. The cubic root of 4340429 is about 163.1213794747.

The spelling of 4340429 in words is "four million, three hundred forty thousand, four hundred twenty-nine".