629429 has 2 divisors, whose sum is σ = 629430. Its totient is φ = 629428.

The previous prime is 629417. The next prime is 629449. The reversal of 629429 is 924926.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 624100 + 5329 = 790^2 + 73^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-629429 is a prime.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 629395 and 629404.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (629449) 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, 314714 + 314715.

It is an arithmetic number, because the mean of its divisors is an integer number (314715).

2⁶²⁹⁴²⁹ is an apocalyptic number.

It is an amenable number.

629429 is a deficient number, since it is larger than the sum of its proper divisors (1).

629429 is an equidigital number, since it uses as much as digits as its factorization.

629429 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 7776, while the sum is 32.

The square root of 629429 is about 793.3656155897. The cubic root of 629429 is about 85.7002817069.

The spelling of 629429 in words is "six hundred twenty-nine thousand, four hundred twenty-nine".