3566222 has 16 divisors (see below), whose sum is σ = 5875632. Its totient is φ = 1609920.

The previous prime is 3566197. The next prime is 3566231. The reversal of 3566222 is 2226653.

It is a d-powerful number, because it can be written as 3¹³ + 5⁹ + 6 + 6⁴ + 2⁶ + 2¹⁰ + 2¹⁴ .

It is a junction number, because it is equal to n+sod(n) for n = 3566191 and 3566200.

It is a congruent 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, 3338 + ... + 4274.

It is an arithmetic number, because the mean of its divisors is an integer number (367227).

Almost surely, 2^3566222 is an apocalyptic number.

3566222 is a deficient number, since it is larger than the sum of its proper divisors (2309410).

3566222 is a wasteful number, since it uses less digits than its factorization.

3566222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1123.

The product of its digits is 4320, while the sum is 26.

The square root of 3566222 is about 1888.4443333072. Note that the first 3 decimals coincide. The cubic root of 3566222 is about 152.7810386913.

The spelling of 3566222 in words is "three million, five hundred sixty-six thousand, two hundred twenty-two".