630048673 has 2 divisors, whose sum is σ = 630048674. Its totient is φ = 630048672.

The previous prime is 630048647. The next prime is 630048689. The reversal of 630048673 is 376840036.

It is a happy number.

630048673 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 598878784 + 31169889 = 24472^2 + 5583^2 .

It is a cyclic number.

It is not a de Polignac number, because 630048673 - 2⁵ = 630048641 is a prime.

It is a super-2 number, since 2×630048673² = 793922660698121858, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (630048773) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 315024336 + 315024337.

It is an arithmetic number, because the mean of its divisors is an integer number (315024337).

Almost surely, 2^630048673 is an apocalyptic number.

It is an amenable number.

630048673 is a deficient number, since it is larger than the sum of its proper divisors (1).

630048673 is an equidigital number, since it uses as much as digits as its factorization.

630048673 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 72576, while the sum is 37.

The square root of 630048673 is about 25100.7703666640. The cubic root of 630048673 is about 857.2839646511.

The spelling of 630048673 in words is "six hundred thirty million, forty-eight thousand, six hundred seventy-three".