1804268 has 24 divisors (see below), whose sum is σ = 3306912. Its totient is φ = 860544.

The previous prime is 1804267. The next prime is 1804273. The reversal of 1804268 is 8624081.

It is a self number, because there is not a number n which added to its sum of digits gives 1804268.

It is not an unprimeable number, because it can be changed into a prime (1804267) 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 in 7 ways as a sum of consecutive naturals, for example, 10721 + ... + 10887.

It is an arithmetic number, because the mean of its divisors is an integer number (137788).

2^1804268 is an apocalyptic number.

It is an amenable number.

1804268 is a deficient number, since it is larger than the sum of its proper divisors (1502644).

1804268 is a wasteful number, since it uses less digits than its factorization.

1804268 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 281 (or 279 counting only the distinct ones).

The product of its (nonzero) digits is 3072, while the sum is 29.

The square root of 1804268 is about 1343.2304344378. The cubic root of 1804268 is about 121.7401078670.

The spelling of 1804268 in words is "one million, eight hundred four thousand, two hundred sixty-eight".