143444422 has 16 divisors (see below), whose sum is σ = 244933632. Its totient is φ = 62366920.

The previous prime is 143444417. The next prime is 143444443. The reversal of 143444422 is 224444341.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 141238 + ... + 142249.

It is an arithmetic number, because the mean of its divisors is an integer number (15308352).

Almost surely, 2^143444422 is an apocalyptic number.

143444422 is a deficient number, since it is larger than the sum of its proper divisors (101489210).

143444422 is a wasteful number, since it uses less digits than its factorization.

143444422 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 283523.

The product of its digits is 12288, while the sum is 28.

The square root of 143444422 is about 11976.8285451533. The cubic root of 143444422 is about 523.4733238308.

Adding to 143444422 its reverse (224444341), we get a palindrome (367888763).

The spelling of 143444422 in words is "one hundred forty-three million, four hundred forty-four thousand, four hundred twenty-two".