143214422 has 16 divisors (see below), whose sum is σ = 241405920. Its totient is φ = 63224832.

The previous prime is 143214403. The next prime is 143214431. The reversal of 143214422 is 224412341.

143214422 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (23).

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, 119147 + ... + 120342.

It is an arithmetic number, because the mean of its divisors is an integer number (15087870).

Almost surely, 2^143214422 is an apocalyptic number.

143214422 is a deficient number, since it is larger than the sum of its proper divisors (98191498).

143214422 is a wasteful number, since it uses less digits than its factorization.

143214422 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 239527.

The product of its digits is 1536, while the sum is 23.

The square root of 143214422 is about 11967.2228190170. Note that the first 3 decimals coincide. The cubic root of 143214422 is about 523.1933936444.

Adding to 143214422 its reverse (224412341), we get a palindrome (367626763).

The spelling of 143214422 in words is "one hundred forty-three million, two hundred fourteen thousand, four hundred twenty-two".