216216014 has 8 divisors (see below), whose sum is σ = 370656048. Its totient is φ = 92664000.

The previous prime is 216215983. The next prime is 216216023. The reversal of 216216014 is 410612612.

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

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, 7721987 + ... + 7722014.

It is an arithmetic number, because the mean of its divisors is an integer number (46332006).

Almost surely, 2^216216014 is an apocalyptic number.

216216014 is a deficient number, since it is larger than the sum of its proper divisors (154440034).

216216014 is a wasteful number, since it uses less digits than its factorization.

216216014 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15444010.

The product of its (nonzero) digits is 576, while the sum is 23.

The square root of 216216014 is about 14704.2855657798. The cubic root of 216216014 is about 600.1999463247.

Adding to 216216014 its reverse (410612612), we get a palindrome (626828626).

The spelling of 216216014 in words is "two hundred sixteen million, two hundred sixteen thousand, fourteen".