629373089 has 2 divisors, whose sum is σ = 629373090. Its totient is φ = 629373088.

The previous prime is 629372969. The next prime is 629373097. The reversal of 629373089 is 980373926.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 428158864 + 201214225 = 20692^2 + 14185^2 .

It is a cyclic number.

It is not a de Polignac number, because 629373089 - 2⁸ = 629372833 is a prime.

It is a super-2 number, since 2×629373089² = 792220970314803842, which contains 22 as substring.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (629373289) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 314686544 + 314686545.

It is an arithmetic number, because the mean of its divisors is an integer number (314686545).

Almost surely, 2^629373089 is an apocalyptic number.

It is an amenable number.

629373089 is a deficient number, since it is larger than the sum of its proper divisors (1).

629373089 is an equidigital number, since it uses as much as digits as its factorization.

629373089 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 489888, while the sum is 47.

The square root of 629373089 is about 25087.3093216471. The cubic root of 629373089 is about 856.9774409984.

The spelling of 629373089 in words is "six hundred twenty-nine million, three hundred seventy-three thousand, eighty-nine".