630517068 has 48 divisors (see below), whose sum is σ = 1636096000. Its totient is φ = 209989584.

The previous prime is 630517057. The next prime is 630517093. The reversal of 630517068 is 860715036.

630517068 is a `hidden beast` number, since 630 + 5 + 17 + 0 + 6 + 8 = 666.

630517068 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 188313 + ... + 191631.

Almost surely, 2^630517068 is an apocalyptic number.

It is an amenable number.

630517068 is an abundant number, since it is smaller than the sum of its proper divisors (1005578932).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

630517068 is a wasteful number, since it uses less digits than its factorization.

630517068 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5091 (or 5083 counting only the distinct ones).

The product of its (nonzero) digits is 30240, while the sum is 36.

The square root of 630517068 is about 25110.0989245363. The cubic root of 630517068 is about 857.4963546213.

The spelling of 630517068 in words is "six hundred thirty million, five hundred seventeen thousand, sixty-eight".