143271422 has 16 divisors (see below), whose sum is σ = 245808000. Its totient is φ = 61352088.

The previous prime is 143271409. The next prime is 143271431. The reversal of 143271422 is 224172341.

143271422 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 143271391 and 143271400.

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, 17573 + ... + 24399.

It is an arithmetic number, because the mean of its divisors is an integer number (15363000).

Almost surely, 2^143271422 is an apocalyptic number.

143271422 is a deficient number, since it is larger than the sum of its proper divisors (102536578).

143271422 is a wasteful number, since it uses less digits than its factorization.

143271422 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8335.

The product of its digits is 2688, while the sum is 26.

The square root of 143271422 is about 11969.6040870198. The cubic root of 143271422 is about 523.2627955651.

The spelling of 143271422 in words is "one hundred forty-three million, two hundred seventy-one thousand, four hundred twenty-two".