2207222 has 4 divisors (see below), whose sum is σ = 3310836. Its totient is φ = 1103610.

The previous prime is 2207221. The next prime is 2207237. The reversal of 2207222 is 2227022.

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

It is a self number, because there is not a number n which added to its sum of digits gives 2207222.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2207221) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 551804 + ... + 551807.

It is an arithmetic number, because the mean of its divisors is an integer number (827709).

2^2207222 is an apocalyptic number.

2207222 is a deficient number, since it is larger than the sum of its proper divisors (1103614).

2207222 is a wasteful number, since it uses less digits than its factorization.

2207222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1103613.

The product of its (nonzero) digits is 224, while the sum is 17.

The square root of 2207222 is about 1485.6722384160. The cubic root of 2207222 is about 130.2013054738.

It can be divided in two parts, 22072 and 22, that multiplied together give a palindrome (485584).

The spelling of 2207222 in words is "two million, two hundred seven thousand, two hundred twenty-two".