222320034 has 24 divisors (see below), whose sum is σ = 497233152. Its totient is φ = 71715960.

The previous prime is 222320029. The next prime is 222320167. The reversal of 222320034 is 430023222.

It is a super-2 number, since 2×222320034² = 98852395035522312, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 222319989 and 222320016.

It is an unprimeable number.

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 11 ways as a sum of consecutive naturals, for example, 198654 + ... + 199769.

It is an arithmetic number, because the mean of its divisors is an integer number (20718048).

Almost surely, 2^222320034 is an apocalyptic number.

222320034 is an abundant number, since it is smaller than the sum of its proper divisors (274913118).

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

222320034 is a wasteful number, since it uses less digits than its factorization.

222320034 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 398462 (or 398459 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 18.

The square root of 222320034 is about 14910.4001958365. The cubic root of 222320034 is about 605.7957191399.

Adding to 222320034 its reverse (430023222), we get a palindrome (652343256).

The spelling of 222320034 in words is "two hundred twenty-two million, three hundred twenty thousand, thirty-four".