1860166 has 32 divisors (see below), whose sum is σ = 3566592. Its totient is φ = 706560.

The previous prime is 1860163. The next prime is 1860179. The reversal of 1860166 is 6610681.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1860163) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7110 + ... + 7366.

It is an arithmetic number, because the mean of its divisors is an integer number (111456).

2^1860166 is an apocalyptic number.

1860166 is a deficient number, since it is larger than the sum of its proper divisors (1706426).

1860166 is a wasteful number, since it uses less digits than its factorization.

1860166 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 324.

The product of its (nonzero) digits is 1728, while the sum is 28.

The square root of 1860166 is about 1363.8790268935. The cubic root of 1860166 is about 122.9845531090.

The spelling of 1860166 in words is "one million, eight hundred sixty thousand, one hundred sixty-six".