3220166 has 4 divisors (see below), whose sum is σ = 4830252. Its totient is φ = 1610082.

The previous prime is 3220163. The next prime is 3220169. The reversal of 3220166 is 6610223.

It is a semiprime because it is the product of two primes.

It is an interprime number because it is at equal distance from previous prime (3220163) and next prime (3220169).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3220163) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 805040 + ... + 805043.

It is an arithmetic number, because the mean of its divisors is an integer number (1207563).

Almost surely, 2^3220166 is an apocalyptic number.

3220166 is a deficient number, since it is larger than the sum of its proper divisors (1610086).

3220166 is a wasteful number, since it uses less digits than its factorization.

3220166 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1610085.

The product of its (nonzero) digits is 432, while the sum is 20.

The square root of 3220166 is about 1794.4820979882. The cubic root of 3220166 is about 147.6701627093.

Adding to 3220166 its reverse (6610223), we get a palindrome (9830389).

The spelling of 3220166 in words is "three million, two hundred twenty thousand, one hundred sixty-six".