3664222 has 8 divisors (see below), whose sum is σ = 5735376. Its totient is φ = 1752432.

The previous prime is 3664189. The next prime is 3664247. The reversal of 3664222 is 2224663.

It is a happy number.

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

It is a congruent number.

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, 39783 + ... + 39874.

It is an arithmetic number, because the mean of its divisors is an integer number (716922).

Almost surely, 2^3664222 is an apocalyptic number.

3664222 is a deficient number, since it is larger than the sum of its proper divisors (2071154).

3664222 is a wasteful number, since it uses less digits than its factorization.

3664222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 79682.

The product of its digits is 3456, while the sum is 25.

The square root of 3664222 is about 1914.2157663127. The cubic root of 3664222 is about 154.1678890902.

Adding to 3664222 its reverse (2224663), we get a palindrome (5888885).

It can be divided in two parts, 3 and 664222, that added together give a square (664225 = 815²).

The spelling of 3664222 in words is "three million, six hundred sixty-four thousand, two hundred twenty-two".