12425616 has 120 divisors (see below), whose sum is σ = 41559840. Its totient is φ = 3544128.

The previous prime is 12425597. The next prime is 12425629. The reversal of 12425616 is 61652421.

12425616 is a `hidden beast` number, since 1 + 2 + 42 + 5 + 616 = 666.

12425616 is digitally balanced in base 2 and base 8, because in such bases it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (27).

12425616 is strictly pandigital in base 8.

It is a self number, because there is not a number n which added to its sum of digits gives 12425616.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 20875 + ... + 21461.

It is an arithmetic number, because the mean of its divisors is an integer number (346332).

Almost surely, 2^12425616 is an apocalyptic number.

12425616 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 12425616, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (20779920).

12425616 is an abundant number, since it is smaller than the sum of its proper divisors (29134224).

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

12425616 is a wasteful number, since it uses less digits than its factorization.

12425616 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 618 (or 599 counting only the distinct ones).

The product of its digits is 2880, while the sum is 27.

The square root of 12425616 is about 3524.9987234040. The cubic root of 12425616 is about 231.6181789269.

It can be divided in two parts, 12425 and 616, that added together give a triangular number (13041 = T₁₆₁).

The spelling of 12425616 in words is "twelve million, four hundred twenty-five thousand, six hundred sixteen".