1845866 has 8 divisors (see below), whose sum is σ = 3020544. Its totient is φ = 839020.

The previous prime is 1845841. The next prime is 1845881. The reversal of 1845866 is 6685481.

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

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, 41930 + ... + 41973.

It is an arithmetic number, because the mean of its divisors is an integer number (377568).

2^1845866 is an apocalyptic number.

1845866 is a deficient number, since it is larger than the sum of its proper divisors (1174678).

1845866 is a wasteful number, since it uses less digits than its factorization.

1845866 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 83916.

The product of its digits is 46080, while the sum is 38.

The square root of 1845866 is about 1358.6265123278. The cubic root of 1845866 is about 122.6685947371.

The spelling of 1845866 in words is "one million, eight hundred forty-five thousand, eight hundred sixty-six".