12922022 has 16 divisors (see below), whose sum is σ = 19956912. Its totient is φ = 6272640.

The previous prime is 12922001. The next prime is 12922027. The reversal of 12922022 is 22022921.

It is a junction number, because it is equal to n+sod(n) for n = 12921985 and 12922003.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12922027) by changing a digit.

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, 9122 + ... + 10442.

It is an arithmetic number, because the mean of its divisors is an integer number (1247307).

Almost surely, 2^12922022 is an apocalyptic number.

12922022 is a deficient number, since it is larger than the sum of its proper divisors (7034890).

12922022 is a wasteful number, since it uses less digits than its factorization.

12922022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1463.

The product of its (nonzero) digits is 288, while the sum is 20.

The square root of 12922022 is about 3594.7214078423. The cubic root of 12922022 is about 234.6623913255.

Adding to 12922022 its reverse (22022921), we get a palindrome (34944943).

The spelling of 12922022 in words is "twelve million, nine hundred twenty-two thousand, twenty-two".