630064732 has 12 divisors (see below), whose sum is σ = 1202850936. Its totient is φ = 286393040.

The previous prime is 630064723. The next prime is 630064741. The reversal of 630064732 is 237460036.

It is an interprime number because it is at equal distance from previous prime (630064723) and next prime (630064741).

It is a junction number, because it is equal to n+sod(n) for n = 630064694 and 630064703.

It is a congruent number.

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 3 ways as a sum of consecutive naturals, for example, 7159783 + ... + 7159870.

It is an arithmetic number, because the mean of its divisors is an integer number (100237578).

Almost surely, 2^630064732 is an apocalyptic number.

It is an amenable number.

630064732 is a deficient number, since it is larger than the sum of its proper divisors (572786204).

630064732 is a wasteful number, since it uses less digits than its factorization.

630064732 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14319668 (or 14319666 counting only the distinct ones).

The product of its (nonzero) digits is 18144, while the sum is 31.

The square root of 630064732 is about 25101.0902552060. The cubic root of 630064732 is about 857.2912482187.

The spelling of 630064732 in words is "six hundred thirty million, sixty-four thousand, seven hundred thirty-two".