384842 has 8 divisors (see below), whose sum is σ = 580836. Its totient is φ = 191232.

The previous prime is 384841. The next prime is 384847. The reversal of 384842 is 248483.

It can be written as a sum of positive squares in 2 ways, for example, as 383161 + 1681 = 619^2 + 41^2 .

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

It is not an unprimeable number, because it can be changed into a prime (384841) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 113 + ... + 884.

2³⁸⁴⁸⁴² is an apocalyptic number.

384842 is a deficient number, since it is larger than the sum of its proper divisors (195994).

384842 is a wasteful number, since it uses less digits than its factorization.

384842 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1192.

The product of its digits is 6144, while the sum is 29.

The square root of 384842 is about 620.3563492058. The cubic root of 384842 is about 72.7379104705.

The spelling of 384842 in words is "three hundred eighty-four thousand, eight hundred forty-two".