12022522 has 8 divisors (see below), whose sum is σ = 18193716. Its totient is φ = 5957952.

The previous prime is 12022511. The next prime is 12022531. The reversal of 12022522 is 22522021.

It can be written as a sum of positive squares in 2 ways, for example, as 11431161 + 591361 = 3381^2 + 769^2 .

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

It is a junction number, because it is equal to n+sod(n) for n = 12022496 and 12022505.

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, 26373 + ... + 26824.

Almost surely, 2^12022522 is an apocalyptic number.

12022522 is a deficient number, since it is larger than the sum of its proper divisors (6171194).

12022522 is a wasteful number, since it uses less digits than its factorization.

12022522 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 53312.

The product of its (nonzero) digits is 160, while the sum is 16.

The square root of 12022522 is about 3467.3508619694. The cubic root of 12022522 is about 229.0859881880.

Adding to 12022522 its reverse (22522021), we get a palindrome (34544543).

It can be divided in two parts, 12022 and 522, that added together give a square (12544 = 112²).

The spelling of 12022522 in words is "twelve million, twenty-two thousand, five hundred twenty-two".