1822322 has 4 divisors (see below), whose sum is σ = 2733486. Its totient is φ = 911160.

The previous prime is 1822321. The next prime is 1822367. The reversal of 1822322 is 2232281.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 1661521 + 160801 = 1289^2 + 401^2 .

It is a junction number, because it is equal to n+sod(n) for n = 1822294 and 1822303.

It is not an unprimeable number, because it can be changed into a prime (1822321) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 455579 + ... + 455582.

2^1822322 is an apocalyptic number.

1822322 is a deficient number, since it is larger than the sum of its proper divisors (911164).

1822322 is an equidigital number, since it uses as much as digits as its factorization.

1822322 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 911163.

The product of its digits is 384, while the sum is 20.

The square root of 1822322 is about 1349.9340724643. The cubic root of 1822322 is about 122.1448159396.

The spelling of 1822322 in words is "one million, eight hundred twenty-two thousand, three hundred twenty-two".