222320334 has 16 divisors (see below), whose sum is σ = 444793680. Its totient is φ = 74081280.

The previous prime is 222320317. The next prime is 222320347. The reversal of 222320334 is 433023222.

It is a self number, because there is not a number n which added to its sum of digits gives 222320334.

It is a congruent number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 22752 + ... + 31020.

It is an arithmetic number, because the mean of its divisors is an integer number (27799605).

Almost surely, 2^222320334 is an apocalyptic number.

222320334 is an abundant number, since it is smaller than the sum of its proper divisors (222473346).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

222320334 is a wasteful number, since it uses less digits than its factorization.

222320334 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12755.

The product of its (nonzero) digits is 1728, while the sum is 21.

The square root of 222320334 is about 14910.4102559252. The cubic root of 222320334 is about 605.7959916279.

Adding to 222320334 its reverse (433023222), we get a palindrome (655343556).

The spelling of 222320334 in words is "two hundred twenty-two million, three hundred twenty thousand, three hundred thirty-four".