630641035 has 4 divisors (see below), whose sum is σ = 756769248. Its totient is φ = 504512824.

The previous prime is 630641023. The next prime is 630641069. The reversal of 630641035 is 530146036.

630641035 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 630641035 - 2¹⁵ = 630608267 is a prime.

It is a super-3 number, since 3×630641035³ (a number of 27 digits) contains 333 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 630640994 and 630641012.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 63064099 + ... + 63064108.

It is an arithmetic number, because the mean of its divisors is an integer number (189192312).

Almost surely, 2^630641035 is an apocalyptic number.

630641035 is a deficient number, since it is larger than the sum of its proper divisors (126128213).

630641035 is a wasteful number, since it uses less digits than its factorization.

630641035 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 126128212.

The product of its (nonzero) digits is 6480, while the sum is 28.

The square root of 630641035 is about 25112.5672721847. The cubic root of 630641035 is about 857.5525488626.

The spelling of 630641035 in words is "six hundred thirty million, six hundred forty-one thousand, thirty-five".