1222322 has 8 divisors (see below), whose sum is σ = 1838316. Its totient is φ = 609552.

The previous prime is 1222307. The next prime is 1222373. The reversal of 1222322 is 2232221.

It can be written as a sum of positive squares in 2 ways, for example, as 1190281 + 32041 = 1091^2 + 179^2 .

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

It is a d-powerful number, because it can be written as 1 + 2³ + 2¹⁴ + 2¹⁵ + 3¹⁰ + 2¹⁶ + 2²⁰ .

It is a junction number, because it is equal to n+sod(n) for n = 1222297 and 1222306.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 728 + ... + 1724.

2^1222322 is an apocalyptic number.

1222322 is a deficient number, since it is larger than the sum of its proper divisors (615994).

1222322 is an equidigital number, since it uses as much as digits as its factorization.

1222322 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1612.

The product of its digits is 96, while the sum is 14.

The square root of 1222322 is about 1105.5867220621. The cubic root of 1222322 is about 106.9207203811.

Adding to 1222322 its reverse (2232221), we get a palindrome (3454543).

The spelling of 1222322 in words is "one million, two hundred twenty-two thousand, three hundred twenty-two".