3666170 has 16 divisors (see below), whose sum is σ = 6636168. Its totient is φ = 1458240.

The previous prime is 3666167. The next prime is 3666197. The reversal of 3666170 is 716663.

3666170 = 26² + 27² + ... + 222².

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 2765569 + 900601 = 1663^2 + 949^2 .

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1040 + ... + 2900.

Almost surely, 2^3666170 is an apocalyptic number.

3666170 is a deficient number, since it is larger than the sum of its proper divisors (2969998).

3666170 is a wasteful number, since it uses less digits than its factorization.

3666170 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2065.

The product of its (nonzero) digits is 4536, while the sum is 29.

The square root of 3666170 is about 1914.7245232670. The cubic root of 3666170 is about 154.1952041969.

The spelling of 3666170 in words is "three million, six hundred sixty-six thousand, one hundred seventy".