1422222 has 16 divisors (see below), whose sum is σ = 2857680. Its totient is φ = 471872.

The previous prime is 1422221. The next prime is 1422227. The reversal of 1422222 is 2222241.

1422222 is a modest number, since divided by 2222 gives 142 as remainder.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1422221) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1354 + ... + 2162.

It is an arithmetic number, because the mean of its divisors is an integer number (178605).

2^1422222 is an apocalyptic number.

1422222 is an abundant number, since it is smaller than the sum of its proper divisors (1435458).

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

1422222 is a wasteful number, since it uses less digits than its factorization.

1422222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1107.

The product of its digits is 128, while the sum is 15.

The square root of 1422222 is about 1192.5694948304. The cubic root of 1422222 is about 112.4576828497.

Adding to 1422222 its reverse (2222241), we get a palindrome (3644463).

The spelling of 1422222 in words is "one million, four hundred twenty-two thousand, two hundred twenty-two".