216248982 has 8 divisors (see below), whose sum is σ = 432497976. Its totient is φ = 72082992.

The previous prime is 216248951. The next prime is 216249001. The reversal of 216248982 is 289842612.

216248982 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

216248982 is an admirable number.

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, 18020743 + ... + 18020754.

It is an arithmetic number, because the mean of its divisors is an integer number (54062247).

Almost surely, 2^216248982 is an apocalyptic number.

216248982 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

216248982 is a wasteful number, since it uses less digits than its factorization.

216248982 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36041502.

The product of its digits is 110592, while the sum is 42.

The square root of 216248982 is about 14705.4065567736. The cubic root of 216248982 is about 600.2304503653.

The spelling of 216248982 in words is "two hundred sixteen million, two hundred forty-eight thousand, nine hundred eighty-two".