143724366 has 12 divisors (see below), whose sum is σ = 311402832. Its totient is φ = 47908116.

The previous prime is 143724331. The next prime is 143724403. The reversal of 143724366 is 663427341.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 143724366.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 3992326 + ... + 3992361.

It is an arithmetic number, because the mean of its divisors is an integer number (25950236).

Almost surely, 2^143724366 is an apocalyptic number.

143724366 is an abundant number, since it is smaller than the sum of its proper divisors (167678466).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

143724366 is a wasteful number, since it uses less digits than its factorization.

143724366 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7984695 (or 7984692 counting only the distinct ones).

The product of its digits is 72576, while the sum is 36.

The square root of 143724366 is about 11988.5097489221. The cubic root of 143724366 is about 523.8136367939.

The spelling of 143724366 in words is "one hundred forty-three million, seven hundred twenty-four thousand, three hundred sixty-six".