384142156 has 24 divisors (see below), whose sum is σ = 691362000. Its totient is φ = 186683904.

The previous prime is 384142147. The next prime is 384142181. The reversal of 384142156 is 651241483.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11860 + ... + 30148.

It is an arithmetic number, because the mean of its divisors is an integer number (28806750).

Almost surely, 2^384142156 is an apocalyptic number.

It is an amenable number.

384142156 is a deficient number, since it is larger than the sum of its proper divisors (307219844).

384142156 is a wasteful number, since it uses less digits than its factorization.

384142156 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18441 (or 18439 counting only the distinct ones).

The product of its digits is 23040, while the sum is 34.

The square root of 384142156 is about 19599.5447906323. The cubic root of 384142156 is about 726.9379186348.

The spelling of 384142156 in words is "three hundred eighty-four million, one hundred forty-two thousand, one hundred fifty-six".