144333222 has 32 divisors (see below), whose sum is σ = 317813760. Its totient is φ = 43333920.

The previous prime is 144333221. The next prime is 144333223. The reversal of 144333222 is 222333441.

It is an interprime number because it is at equal distance from previous prime (144333221) and next prime (144333223).

It is a junction number, because it is equal to n+sod(n) for n = 144333192 and 144333201.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (144333221) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 2838 + ... + 17225.

It is an arithmetic number, because the mean of its divisors is an integer number (9931680).

Almost surely, 2^144333222 is an apocalyptic number.

144333222 is an abundant number, since it is smaller than the sum of its proper divisors (173480538).

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

144333222 is a wasteful number, since it uses less digits than its factorization.

144333222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20188.

The product of its digits is 3456, while the sum is 24.

The square root of 144333222 is about 12013.8762270967. The cubic root of 144333222 is about 524.5522677051.

Adding to 144333222 its reverse (222333441), we get a palindrome (366666663).

The spelling of 144333222 in words is "one hundred forty-four million, three hundred thirty-three thousand, two hundred twenty-two".