1842204 has 72 divisors (see below), whose sum is σ = 5407248. Its totient is φ = 483840.

The previous prime is 1842199. The next prime is 1842229. The reversal of 1842204 is 4022481.

It is a Harshad number since it is a multiple of its sum of digits (21).

1842204 is an undulating number in base 16.

It is a zygodrome in base 2.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 7524 + ... + 7764.

2^1842204 is an apocalyptic number.

1842204 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1842204, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2703624).

1842204 is an abundant number, since it is smaller than the sum of its proper divisors (3565044).

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

1842204 is a wasteful number, since it uses less digits than its factorization.

1842204 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 275 (or 266 counting only the distinct ones).

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

The square root of 1842204 is about 1357.2781586690. The cubic root of 1842204 is about 122.5874205917.

Adding to 1842204 its reverse (4022481), we get a palindrome (5864685).

The spelling of 1842204 in words is "one million, eight hundred forty-two thousand, two hundred four".