143342224 has 20 divisors (see below), whose sum is σ = 278068140. Its totient is φ = 71582720.

The previous prime is 143342219. The next prime is 143342231. The reversal of 143342224 is 422243341.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 84052224 + 59290000 = 9168^2 + 7700^2 .

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9012 + ... + 19180.

It is an arithmetic number, because the mean of its divisors is an integer number (13903407).

Almost surely, 2^143342224 is an apocalyptic number.

It is an amenable number.

143342224 is a deficient number, since it is larger than the sum of its proper divisors (134725916).

143342224 is a wasteful number, since it uses less digits than its factorization.

143342224 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11058 (or 11052 counting only the distinct ones).

The product of its digits is 4608, while the sum is 25.

The square root of 143342224 is about 11972.5612965647. The cubic root of 143342224 is about 523.3489768630.

Adding to 143342224 its reverse (422243341), we get a palindrome (565585565).

The spelling of 143342224 in words is "one hundred forty-three million, three hundred forty-two thousand, two hundred twenty-four".