12422016 has 96 divisors (see below), whose sum is σ = 36756720. Its totient is φ = 4024320.

The previous prime is 12422009. The next prime is 12422023. The reversal of 12422016 is 61022421.

It is an interprime number because it is at equal distance from previous prime (12422009) and next prime (12422023).

It is a tau number, because it is divible by the number of its divisors (96).

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

It is a self number, because there is not a number n which added to its sum of digits gives 12422016.

It is a congruent number.

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 in 11 ways as a sum of consecutive naturals, for example, 47101 + ... + 47363.

Almost surely, 2^12422016 is an apocalyptic number.

12422016 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 12422016, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (18378360).

12422016 is an abundant number, since it is smaller than the sum of its proper divisors (24334704).

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

12422016 is a wasteful number, since it uses less digits than its factorization.

12422016 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 324 (or 309 counting only the distinct ones).

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

The square root of 12422016 is about 3524.4880479298. The cubic root of 12422016 is about 231.5958083127.

Adding to 12422016 its reverse (61022421), we get a palindrome (73444437).

The spelling of 12422016 in words is "twelve million, four hundred twenty-two thousand, sixteen".