1804094 has 4 divisors (see below), whose sum is σ = 2706144. Its totient is φ = 902046.

The previous prime is 1804093. The next prime is 1804129. The reversal of 1804094 is 4904081.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1804093) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 451022 + ... + 451025.

It is an arithmetic number, because the mean of its divisors is an integer number (676536).

2^1804094 is an apocalyptic number.

1804094 is a deficient number, since it is larger than the sum of its proper divisors (902050).

1804094 is an equidigital number, since it uses as much as digits as its factorization.

1804094 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 902049.

The product of its (nonzero) digits is 1152, while the sum is 26.

The square root of 1804094 is about 1343.1656636469. The cubic root of 1804094 is about 121.7361942837.

The spelling of 1804094 in words is "one million, eight hundred four thousand, ninety-four".