143424224 has 12 divisors (see below), whose sum is σ = 282366504. Its totient is φ = 71712096.

The previous prime is 143424187. The next prime is 143424241. The reversal of 143424224 is 422424341.

It is a happy number.

It is a super-3 number, since 3×143424224³ (a number of 25 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 143424193 and 143424202.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2240972 + ... + 2241035.

It is an arithmetic number, because the mean of its divisors is an integer number (23530542).

Almost surely, 2^143424224 is an apocalyptic number.

It is an amenable number.

143424224 is a deficient number, since it is larger than the sum of its proper divisors (138942280).

143424224 is an equidigital number, since it uses as much as digits as its factorization.

143424224 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4482017 (or 4482009 counting only the distinct ones).

The product of its digits is 6144, while the sum is 26.

The square root of 143424224 is about 11975.9853039322. The cubic root of 143424224 is about 523.4487530822.

Adding to 143424224 its reverse (422424341), we get a palindrome (565848565).

The spelling of 143424224 in words is "one hundred forty-three million, four hundred twenty-four thousand, two hundred twenty-four".