630848 has 14 divisors (see below), whose sum is σ = 1251966. Its totient is φ = 315392.

The previous prime is 630841. The next prime is 630863. The reversal of 630848 is 848036.

It can be written as a sum of positive squares in only one way, i.e., 506944 + 123904 = 712^2 + 352^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 630848.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 630848.

It is not an unprimeable number, because it can be changed into a prime (630841) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (5) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4865 + ... + 4992.

2⁶³⁰⁸⁴⁸ is an apocalyptic number.

It is an amenable number.

630848 is a deficient number, since it is larger than the sum of its proper divisors (621118).

630848 is an equidigital number, since it uses as much as digits as its factorization.

630848 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9869 (or 9859 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 29.

The square root of 630848 is about 794.2594034697. The cubic root of 630848 is about 85.7646349689.

The spelling of 630848 in words is "six hundred thirty thousand, eight hundred forty-eight".