216235063 has 8 divisors (see below), whose sum is σ = 239414400. Its totient is φ = 193642680.

The previous prime is 216235051. The next prime is 216235069. The reversal of 216235063 is 360532612.

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

It is a de Polignac number, because none of the positive numbers 2^k-216235063 is a prime.

It is a super-2 number, since 2×216235063² = 93515204941227938, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (216235069) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 145963 + ... + 147436.

It is an arithmetic number, because the mean of its divisors is an integer number (29926800).

Almost surely, 2^216235063 is an apocalyptic number.

216235063 is a deficient number, since it is larger than the sum of its proper divisors (23179337).

216235063 is a wasteful number, since it uses less digits than its factorization.

216235063 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 293477.

The product of its (nonzero) digits is 6480, while the sum is 28.

The square root of 216235063 is about 14704.9332878460. The cubic root of 216235063 is about 600.2175720204.

Adding to 216235063 its reverse (360532612), we get a palindrome (576767675).

The spelling of 216235063 in words is "two hundred sixteen million, two hundred thirty-five thousand, sixty-three".