384146842 has 8 divisors (see below), whose sum is σ = 576450432. Its totient is φ = 191996700.

The previous prime is 384146831. The next prime is 384146863. The reversal of 384146842 is 248641483.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 384146795 and 384146804.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 31884 + ... + 42247.

It is an arithmetic number, because the mean of its divisors is an integer number (72056304).

Almost surely, 2^384146842 is an apocalyptic number.

384146842 is a deficient number, since it is larger than the sum of its proper divisors (192303590).

384146842 is a wasteful number, since it uses less digits than its factorization.

384146842 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 76724.

The product of its digits is 147456, while the sum is 40.

The square root of 384146842 is about 19599.6643338604. The cubic root of 384146842 is about 726.9408745000.

The spelling of 384146842 in words is "three hundred eighty-four million, one hundred forty-six thousand, eight hundred forty-two".