630629706 has 24 divisors (see below), whose sum is σ = 1467180000. Its totient is φ = 180179832.

The previous prime is 630629687. The next prime is 630629707. The reversal of 630629706 is 607926036.

It is not an unprimeable number, because it can be changed into a prime (630629707) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1072206 + ... + 1072793.

It is an arithmetic number, because the mean of its divisors is an integer number (61132500).

Almost surely, 2^630629706 is an apocalyptic number.

630629706 is an abundant number, since it is smaller than the sum of its proper divisors (836550294).

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

630629706 is a wasteful number, since it uses less digits than its factorization.

630629706 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2145018 (or 2145011 counting only the distinct ones).

The product of its (nonzero) digits is 81648, while the sum is 39.

The square root of 630629706 is about 25112.3417068182. The cubic root of 630629706 is about 857.5474137326.

The spelling of 630629706 in words is "six hundred thirty million, six hundred twenty-nine thousand, seven hundred six".