630341130 has 64 divisors (see below), whose sum is σ = 1623846528. Its totient is φ = 156026880.

The previous prime is 630341099. The next prime is 630341141. The reversal of 630341130 is 31143036.

It is a junction number, because it is equal to n+sod(n) for n = 630341097 and 630341106.

It is an unprimeable number.

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 in 31 ways as a sum of consecutive naturals, for example, 28765 + ... + 45695.

It is an arithmetic number, because the mean of its divisors is an integer number (25372602).

Almost surely, 2^630341130 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 630341130, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (811923264).

630341130 is an abundant number, since it is smaller than the sum of its proper divisors (993505398).

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

630341130 is a wasteful number, since it uses less digits than its factorization.

630341130 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17031.

The product of its (nonzero) digits is 648, while the sum is 21.

The square root of 630341130 is about 25106.5953486330. The cubic root of 630341130 is about 857.4165892795.

Adding to 630341130 its reverse (31143036), we get a palindrome (661484166).

The spelling of 630341130 in words is "six hundred thirty million, three hundred forty-one thousand, one hundred thirty".