43230222 has 96 divisors (see below), whose sum is σ = 112020480. Its totient is φ = 11793600.

The previous prime is 43230217. The next prime is 43230331. The reversal of 43230222 is 22203234.

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 = 43230195 and 43230204.

It is a congruent number.

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 47 ways as a sum of consecutive naturals, for example, 427972 + ... + 428072.

It is an arithmetic number, because the mean of its divisors is an integer number (1166880).

Almost surely, 2^43230222 is an apocalyptic number.

43230222 is a gapful number since it is divisible by the number (42) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 43230222, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (56010240).

43230222 is an abundant number, since it is smaller than the sum of its proper divisors (68790258).

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

43230222 is a wasteful number, since it uses less digits than its factorization.

43230222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 238 (or 235 counting only the distinct ones).

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

The square root of 43230222 is about 6574.9693535407. The cubic root of 43230222 is about 350.9639332752.

Adding to 43230222 its reverse (22203234), we get a palindrome (65433456).

The spelling of 43230222 in words is "forty-three million, two hundred thirty thousand, two hundred twenty-two".