12041622 has 32 divisors (see below), whose sum is σ = 27099360. Its totient is φ = 4012416.

The previous prime is 12041621. The next prime is 12041633. The reversal of 12041622 is 22614021.

12041622 is a `hidden beast` number, since 1 + 2 + 0 + 41 + 622 = 666.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 12041595 and 12041604.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12041621) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2998 + ... + 5750.

It is an arithmetic number, because the mean of its divisors is an integer number (846855).

Almost surely, 2^12041622 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 12041622, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (13549680).

12041622 is an abundant number, since it is smaller than the sum of its proper divisors (15057738).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

12041622 is an frugal number, since it uses more digits than its factorization.

12041622 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2776 (or 2758 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 18.

The square root of 12041622 is about 3470.1040330226. The cubic root of 12041622 is about 229.2072391562.

Adding to 12041622 its reverse (22614021), we get a palindrome (34655643).

The spelling of 12041622 in words is "twelve million, forty-one thousand, six hundred twenty-two".