2222622 has 12 divisors (see below), whose sum is σ = 4815720. Its totient is φ = 740868.

The previous prime is 2222621. The next prime is 2222629. The reversal of 2222622 is 2262222.

2222622 is a `hidden beast` number, since 22 + 22 + 622 = 666.

2222622 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (18), and also a Moran number because the ratio is a prime number: 123479 = 2222622 / (2 + 2 + 2 + 2 + 6 + 2 + 2).

It is a nude number because it is divisible by every one of its digits.

It is a junction number, because it is equal to n+sod(n) for n = 2222595 and 2222604.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2222621) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 61722 + ... + 61757.

It is an arithmetic number, because the mean of its divisors is an integer number (401310).

2^2222622 is an apocalyptic number.

2222622 is an abundant number, since it is smaller than the sum of its proper divisors (2593098).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2222622 is a wasteful number, since it uses less digits than its factorization.

2222622 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 123487 (or 123484 counting only the distinct ones).

The product of its digits is 384, while the sum is 18.

The square root of 2222622 is about 1490.8460685128. The cubic root of 2222622 is about 130.5034129552.

Adding to 2222622 its reverse (2262222), we get a palindrome (4484844).

The spelling of 2222622 in words is "two million, two hundred twenty-two thousand, six hundred twenty-two".