216614222 has 8 divisors (see below), whose sum is σ = 354459672. Its totient is φ = 98461000.

The previous prime is 216614173. The next prime is 216614273. The reversal of 216614222 is 222416612.

216614222 is digitally balanced in base 2, 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.

It is a junction number, because it is equal to n+sod(n) for n = 216614191 and 216614200.

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, 4923029 + ... + 4923072.

It is an arithmetic number, because the mean of its divisors is an integer number (44307459).

Almost surely, 2^216614222 is an apocalyptic number.

216614222 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

216614222 is a deficient number, since it is larger than the sum of its proper divisors (137845450).

216614222 is a wasteful number, since it uses less digits than its factorization.

216614222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9846114.

The product of its digits is 2304, while the sum is 26.

The square root of 216614222 is about 14717.8198793164. The cubic root of 216614222 is about 600.5681858456.

The spelling of 216614222 in words is "two hundred sixteen million, six hundred fourteen thousand, two hundred twenty-two".