990630232 has 16 divisors (see below), whose sum is σ = 1879811640. Its totient is φ = 489347136.

The previous prime is 990630229. The next prime is 990630241. The reversal of 990630232 is 232036099.

990630232 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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, 745293 + ... + 746620.

Almost surely, 2^990630232 is an apocalyptic number.

It is an amenable number.

990630232 is a deficient number, since it is larger than the sum of its proper divisors (889181408).

990630232 is a wasteful number, since it uses less digits than its factorization.

990630232 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1492002 (or 1491998 counting only the distinct ones).

The product of its (nonzero) digits is 17496, while the sum is 34.

The square root of 990630232 is about 31474.2788956316. The cubic root of 990630232 is about 996.8669381751.

The spelling of 990630232 in words is "nine hundred ninety million, six hundred thirty thousand, two hundred thirty-two".