143924168 has 16 divisors (see below), whose sum is σ = 270084480. Its totient is φ = 71901648.

The previous prime is 143924167. The next prime is 143924173. The reversal of 143924168 is 861429341.

It is a super-2 number, since 2×143924168² = 41428332268984448, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (143924161) by changing a digit.

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, 3521 + ... + 17327.

It is an arithmetic number, because the mean of its divisors is an integer number (16880280).

Almost surely, 2^143924168 is an apocalyptic number.

It is an amenable number.

143924168 is a deficient number, since it is larger than the sum of its proper divisors (126160312).

143924168 is a wasteful number, since it uses less digits than its factorization.

143924168 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15116 (or 15112 counting only the distinct ones).

The product of its digits is 41472, while the sum is 38.

The square root of 143924168 is about 11996.8399172449. The cubic root of 143924168 is about 524.0562552505.

The spelling of 143924168 in words is "one hundred forty-three million, nine hundred twenty-four thousand, one hundred sixty-eight".