2222356 has 6 divisors (see below), whose sum is σ = 3889130. Its totient is φ = 1111176.

The previous prime is 2222351. The next prime is 2222377. The reversal of 2222356 is 6532222.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 1988100 + 234256 = 1410^2 + 484^2 .

It is a d-powerful number, because it can be written as 2³ + 2⁹ + 2¹⁷ + 2¹⁷ + 3⁸ + 5⁹ + 6 .

It is a plaindrome in base 10.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2222351) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 277791 + ... + 277798.

2^2222356 is an apocalyptic number.

It is an amenable number.

2222356 is a deficient number, since it is larger than the sum of its proper divisors (1666774).

2222356 is a wasteful number, since it uses less digits than its factorization.

2222356 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 555593 (or 555591 counting only the distinct ones).

The product of its digits is 1440, while the sum is 22.

The square root of 2222356 is about 1490.7568547553. The cubic root of 2222356 is about 130.4982065979.

Adding to 2222356 its reverse (6532222), we get a palindrome (8754578).

The spelling of 2222356 in words is "two million, two hundred twenty-two thousand, three hundred fifty-six".