630666302 has 16 divisors (see below), whose sum is σ = 1128148992. Its totient is φ = 258533880.

The previous prime is 630666301. The next prime is 630666319. The reversal of 630666302 is 203666036.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (630666301) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 978974 + ... + 979617.

It is an arithmetic number, because the mean of its divisors is an integer number (70509312).

Almost surely, 2^630666302 is an apocalyptic number.

630666302 is a deficient number, since it is larger than the sum of its proper divisors (497482690).

630666302 is a wasteful number, since it uses less digits than its factorization.

630666302 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1958623.

The product of its (nonzero) digits is 23328, while the sum is 32.

The square root of 630666302 is about 25113.0703419554. The cubic root of 630666302 is about 857.5640014902.

The spelling of 630666302 in words is "six hundred thirty million, six hundred sixty-six thousand, three hundred two".