1841806 has 8 divisors (see below), whose sum is σ = 2797920. Its totient is φ = 909168.

The previous prime is 1841783. The next prime is 1841821. The reversal of 1841806 is 6081481.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5671 + ... + 5986.

It is an arithmetic number, because the mean of its divisors is an integer number (349740).

2^1841806 is an apocalyptic number.

1841806 is a deficient number, since it is larger than the sum of its proper divisors (956114).

1841806 is a wasteful number, since it uses less digits than its factorization.

1841806 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11738.

The product of its (nonzero) digits is 1536, while the sum is 28.

The square root of 1841806 is about 1357.1315337873. The cubic root of 1841806 is about 122.5785917998.

The spelling of 1841806 in words is "one million, eight hundred forty-one thousand, eight hundred six".