143393896 has 16 divisors (see below), whose sum is σ = 269000640. Its totient is φ = 71660400.

The previous prime is 143393881. The next prime is 143393903. The reversal of 143393896 is 698393341.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 19665 + ... + 25951.

It is an arithmetic number, because the mean of its divisors is an integer number (16812540).

Almost surely, 2^143393896 is an apocalyptic number.

It is an amenable number.

143393896 is a deficient number, since it is larger than the sum of its proper divisors (125606744).

143393896 is a wasteful number, since it uses less digits than its factorization.

143393896 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9144 (or 9140 counting only the distinct ones).

The product of its digits is 419904, while the sum is 46.

The square root of 143393896 is about 11974.7190363699. The cubic root of 143393896 is about 523.4118549153.

The spelling of 143393896 in words is "one hundred forty-three million, three hundred ninety-three thousand, eight hundred ninety-six".