88216222 has 8 divisors (see below), whose sum is σ = 134188272. Its totient is φ = 43486800.

The previous prime is 88216199. The next prime is 88216223. The reversal of 88216222 is 22261288.

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 (88216223) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 310479 + ... + 310762.

It is an arithmetic number, because the mean of its divisors is an integer number (16773534).

Almost surely, 2^88216222 is an apocalyptic number.

88216222 is a deficient number, since it is larger than the sum of its proper divisors (45972050).

88216222 is a wasteful number, since it uses less digits than its factorization.

88216222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 621314.

The product of its digits is 6144, while the sum is 31.

The square root of 88216222 is about 9392.3491204278. The cubic root of 88216222 is about 445.1600181999.

The spelling of 88216222 in words is "eighty-eight million, two hundred sixteen thousand, two hundred twenty-two".