1804242 has 16 divisors (see below), whose sum is σ = 3936672. Its totient is φ = 546720.

The previous prime is 1804219. The next prime is 1804249. The reversal of 1804242 is 2424081.

It is not an unprimeable number, because it can be changed into a prime (1804249) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 13603 + ... + 13734.

It is an arithmetic number, because the mean of its divisors is an integer number (246042).

2^1804242 is an apocalyptic number.

1804242 is an abundant number, since it is smaller than the sum of its proper divisors (2132430).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1804242 is a wasteful number, since it uses less digits than its factorization.

1804242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27353.

The product of its (nonzero) digits is 512, while the sum is 21.

The square root of 1804242 is about 1343.2207562422. The cubic root of 1804242 is about 121.7395230947.

The spelling of 1804242 in words is "one million, eight hundred four thousand, two hundred forty-two".