1422122 has 16 divisors (see below), whose sum is σ = 2328480. Its totient is φ = 647472.

The previous prime is 1422119. The next prime is 1422133. The reversal of 1422122 is 2212241.

It is an Ulam number.

It is a junction number, because it is equal to n+sod(n) for n = 1422097 and 1422106.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 1829 + ... + 2487.

It is an arithmetic number, because the mean of its divisors is an integer number (145530).

2^1422122 is an apocalyptic number.

1422122 is a deficient number, since it is larger than the sum of its proper divisors (906358).

1422122 is a wasteful number, since it uses less digits than its factorization.

1422122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 757.

The product of its digits is 64, while the sum is 14.

The square root of 1422122 is about 1192.5275678155. The cubic root of 1422122 is about 112.4550470606.

Adding to 1422122 its reverse (2212241), we get a palindrome (3634363).

The spelling of 1422122 in words is "one million, four hundred twenty-two thousand, one hundred twenty-two".