1804042 has 8 divisors (see below), whose sum is σ = 2746656. Its totient is φ = 888492.

The previous prime is 1804037. The next prime is 1804063. The reversal of 1804042 is 2404081.

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

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, 6598 + ... + 6865.

It is an arithmetic number, because the mean of its divisors is an integer number (343332).

2^1804042 is an apocalyptic number.

1804042 is a deficient number, since it is larger than the sum of its proper divisors (942614).

1804042 is a wasteful number, since it uses less digits than its factorization.

1804042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13532.

The product of its (nonzero) digits is 256, while the sum is 19.

The square root of 1804042 is about 1343.1463062526. The cubic root of 1804042 is about 121.7350246582.

The spelling of 1804042 in words is "one million, eight hundred four thousand, forty-two".