216282886 has 8 divisors (see below), whose sum is σ = 326491200. Its totient is φ = 107452488.

The previous prime is 216282883. The next prime is 216282953. The reversal of 216282886 is 688282612.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (216282883) by changing a digit.

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, 344086 + ... + 344713.

It is an arithmetic number, because the mean of its divisors is an integer number (40811400).

Almost surely, 2^216282886 is an apocalyptic number.

216282886 is a deficient number, since it is larger than the sum of its proper divisors (110208314).

216282886 is a wasteful number, since it uses less digits than its factorization.

216282886 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 688958.

The product of its digits is 147456, while the sum is 43.

The square root of 216282886 is about 14706.5592848905. The cubic root of 216282886 is about 600.2618172178.

The spelling of 216282886 in words is "two hundred sixteen million, two hundred eighty-two thousand, eight hundred eighty-six".