1803066 has 8 divisors (see below), whose sum is σ = 3606144. Its totient is φ = 601020.

The previous prime is 1803059. The next prime is 1803077. The reversal of 1803066 is 6603081.

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

1803066 is an admirable number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 150250 + ... + 150261.

It is an arithmetic number, because the mean of its divisors is an integer number (450768).

2^1803066 is an apocalyptic number.

1803066 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

1803066 is a wasteful number, since it uses less digits than its factorization.

1803066 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 300516.

The product of its (nonzero) digits is 864, while the sum is 24.

The square root of 1803066 is about 1342.7829310801. The cubic root of 1803066 is about 121.7130675166.

The spelling of 1803066 in words is "one million, eight hundred three thousand, sixty-six".