1122422 has 8 divisors (see below), whose sum is σ = 1924176. Its totient is φ = 481032.

The previous prime is 1122419. The next prime is 1122427. The reversal of 1122422 is 2242211.

1122422 is nontrivially palindromic in base 5.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×1122422² = 2519662292168, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (14), and also a Moran number because the ratio is a prime number: 80173 = 1122422 / (1 + 1 + 2 + 2 + 4 + 2 + 2).

It is a junction number, because it is equal to n+sod(n) for n = 1122397 and 1122406.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1122427) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 40073 + ... + 40100.

It is an arithmetic number, because the mean of its divisors is an integer number (240522).

2^1122422 is an apocalyptic number.

1122422 is a deficient number, since it is larger than the sum of its proper divisors (801754).

1122422 is an equidigital number, since it uses as much as digits as its factorization.

1122422 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 80182.

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

The square root of 1122422 is about 1059.4441939055. Note that the first 3 decimals coincide. The cubic root of 1122422 is about 103.9246865979.

Adding to 1122422 its reverse (2242211), we get a palindrome (3364633).

It can be divided in two parts, 11 and 22422, that multiplied together give a palindrome (246642).

The spelling of 1122422 in words is "one million, one hundred twenty-two thousand, four hundred twenty-two".