629963 has 2 divisors, whose sum is σ = 629964. Its totient is φ = 629962.

The previous prime is 629939. The next prime is 629977. The reversal of 629963 is 369926.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 629963 - 2⁶ = 629899 is a prime.

It is a Sophie Germain prime.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 629963.

It is not a weakly prime, because it can be changed into another prime (629903) 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, 314981 + 314982.

It is an arithmetic number, because the mean of its divisors is an integer number (314982).

2⁶²⁹⁹⁶³ is an apocalyptic number.

629963 is a deficient number, since it is larger than the sum of its proper divisors (1).

629963 is an equidigital number, since it uses as much as digits as its factorization.

629963 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 17496, while the sum is 35.

The square root of 629963 is about 793.7020851680. The cubic root of 629963 is about 85.7245105527.

The spelling of 629963 in words is "six hundred twenty-nine thousand, nine hundred sixty-three".