12012622 has 8 divisors (see below), whose sum is σ = 18035136. Its totient is φ = 6000912.

The previous prime is 12012619. The next prime is 12012629. The reversal of 12012622 is 22621021.

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 = 12012596 and 12012605.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12012629) 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 in 3 ways as a sum of consecutive naturals, for example, 1218 + ... + 5050.

It is an arithmetic number, because the mean of its divisors is an integer number (2254392).

Almost surely, 2^12012622 is an apocalyptic number.

12012622 is a deficient number, since it is larger than the sum of its proper divisors (6022514).

12012622 is a wasteful number, since it uses less digits than its factorization.

12012622 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5402.

The product of its (nonzero) digits is 96, while the sum is 16.

The square root of 12012622 is about 3465.9229650989. The cubic root of 12012622 is about 229.0230902901.

Adding to 12012622 its reverse (22621021), we get a palindrome (34633643).

The spelling of 12012622 in words is "twelve million, twelve thousand, six hundred twenty-two".