1842842 has 8 divisors (see below), whose sum is σ = 2776032. Its totient is φ = 917500.

The previous prime is 1842839. The next prime is 1842847. The reversal of 1842842 is 2482481.

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 (1842847) 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, 1334 + ... + 2337.

It is an arithmetic number, because the mean of its divisors is an integer number (347004).

2^1842842 is an apocalyptic number.

1842842 is a deficient number, since it is larger than the sum of its proper divisors (933190).

1842842 is a wasteful number, since it uses less digits than its factorization.

1842842 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3924.

The product of its digits is 4096, while the sum is 29.

The square root of 1842842 is about 1357.5131675236. The cubic root of 1842842 is about 122.6015706257.

The spelling of 1842842 in words is "one million, eight hundred forty-two thousand, eight hundred forty-two".