12622322 has 4 divisors (see below), whose sum is σ = 18933486. Its totient is φ = 6311160.

The previous prime is 12622297. The next prime is 12622333. The reversal of 12622322 is 22322621.

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., 11082241 + 1540081 = 3329^2 + 1241^2 .

It is a junction number, because it is equal to n+sod(n) for n = 12622294 and 12622303.

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 as a sum of consecutive naturals, namely, 3155579 + ... + 3155582.

Almost surely, 2^12622322 is an apocalyptic number.

12622322 is a deficient number, since it is larger than the sum of its proper divisors (6311164).

12622322 is an equidigital number, since it uses as much as digits as its factorization.

12622322 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6311163.

The product of its digits is 576, while the sum is 20.

The square root of 12622322 is about 3552.7907340568. The cubic root of 12622322 is about 232.8340102372.

Adding to 12622322 its reverse (22322621), we get a palindrome (34944943).

The spelling of 12622322 in words is "twelve million, six hundred twenty-two thousand, three hundred twenty-two".