429929 has 2 divisors, whose sum is σ = 429930. Its totient is φ = 429928.

The previous prime is 429917. The next prime is 429931. The reversal of 429929 is 929924.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 225625 + 204304 = 475^2 + 452^2 .

It is a cyclic number.

It is not a de Polignac number, because 429929 - 2⁸ = 429673 is a prime.

Together with 429931, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (429329) 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, 214964 + 214965.

It is an arithmetic number, because the mean of its divisors is an integer number (214965).

2⁴²⁹⁹²⁹ is an apocalyptic number.

It is an amenable number.

429929 is a deficient number, since it is larger than the sum of its proper divisors (1).

429929 is an equidigital number, since it uses as much as digits as its factorization.

429929 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 11664, while the sum is 35.

The square root of 429929 is about 655.6897132028. The cubic root of 429929 is about 75.4742686754.

It can be divided in two parts, 4 and 29929, that multiplied together give a square (119716 = 346²).

The spelling of 429929 in words is "four hundred twenty-nine thousand, nine hundred twenty-nine".