143030422 has 16 divisors (see below), whose sum is σ = 224156160. Its totient is φ = 68319592.

The previous prime is 143030413. The next prime is 143030429. The reversal of 143030422 is 224030341.

It is a self number, because there is not a number n which added to its sum of digits gives 143030422.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (143030429) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 49329 + ... + 52147.

It is an arithmetic number, because the mean of its divisors is an integer number (14009760).

Almost surely, 2^143030422 is an apocalyptic number.

143030422 is a deficient number, since it is larger than the sum of its proper divisors (81125738).

143030422 is a wasteful number, since it uses less digits than its factorization.

143030422 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3947.

The product of its (nonzero) digits is 576, while the sum is 19.

The square root of 143030422 is about 11959.5326831779. The cubic root of 143030422 is about 522.9692336277.

Adding to 143030422 its reverse (224030341), we get a palindrome (367060763).

The spelling of 143030422 in words is "one hundred forty-three million, thirty thousand, four hundred twenty-two".