629458673 has 2 divisors, whose sum is σ = 629458674. Its totient is φ = 629458672.

The previous prime is 629458667. The next prime is 629458681. The reversal of 629458673 is 376854926.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 552861169 + 76597504 = 23513^2 + 8752^2 .

It is a cyclic number.

It is not a de Polignac number, because 629458673 - 2¹⁰ = 629457649 is a prime.

It is not a weakly prime, because it can be changed into another prime (629458073) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 314729336 + 314729337.

It is an arithmetic number, because the mean of its divisors is an integer number (314729337).

Almost surely, 2^629458673 is an apocalyptic number.

It is an amenable number.

629458673 is a deficient number, since it is larger than the sum of its proper divisors (1).

629458673 is an equidigital number, since it uses as much as digits as its factorization.

629458673 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2177280, while the sum is 50.

The square root of 629458673 is about 25089.0149866431. The cubic root of 629458673 is about 857.0162840071.

The spelling of 629458673 in words is "six hundred twenty-nine million, four hundred fifty-eight thousand, six hundred seventy-three".