316630128 has 20 divisors (see below), whose sum is σ = 817961288. Its totient is φ = 105543360.

The previous prime is 316630099. The next prime is 316630159. The reversal of 316630128 is 821036613.

It is a junction number, because it is equal to n+sod(n) for n = 316630095 and 316630104.

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, 3298183 + ... + 3298278.

Almost surely, 2^316630128 is an apocalyptic number.

It is an amenable number.

316630128 is an abundant number, since it is smaller than the sum of its proper divisors (501331160).

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

316630128 is a wasteful number, since it uses less digits than its factorization.

316630128 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6596472 (or 6596466 counting only the distinct ones).

The product of its (nonzero) digits is 5184, while the sum is 30.

The square root of 316630128 is about 17794.1037425322. The cubic root of 316630128 is about 681.5809007961.

The spelling of 316630128 in words is "three hundred sixteen million, six hundred thirty thousand, one hundred twenty-eight".