630532948 has 12 divisors (see below), whose sum is σ = 1151408160. Its totient is φ = 301559192.

The previous prime is 630532921. The next prime is 630532961. The reversal of 630532948 is 849235036.

It is a self number, because there is not a number n which added to its sum of digits gives 630532948.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3426718 + ... + 3426901.

It is an arithmetic number, because the mean of its divisors is an integer number (95950680).

Almost surely, 2^630532948 is an apocalyptic number.

It is an amenable number.

630532948 is a deficient number, since it is larger than the sum of its proper divisors (520875212).

630532948 is a wasteful number, since it uses less digits than its factorization.

630532948 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6853646 (or 6853644 counting only the distinct ones).

The product of its (nonzero) digits is 155520, while the sum is 40.

The square root of 630532948 is about 25110.4151299814. The cubic root of 630532948 is about 857.5035534366.

The spelling of 630532948 in words is "six hundred thirty million, five hundred thirty-two thousand, nine hundred forty-eight".