12416425 has 12 divisors (see below), whose sum is σ = 17596096. Its totient is φ = 8514000.

The previous prime is 12416401. The next prime is 12416429. The reversal of 12416425 is 52461421.

It is a happy number.

It is not a de Polignac number, because 12416425 - 2²³ = 4027817 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (25).

It is a self number, because there is not a number n which added to its sum of digits gives 12416425.

It is not an unprimeable number, because it can be changed into a prime (12416429) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 35301 + ... + 35650.

Almost surely, 2^12416425 is an apocalyptic number.

It is an amenable number.

12416425 is a deficient number, since it is larger than the sum of its proper divisors (5179671).

12416425 is an equidigital number, since it uses as much as digits as its factorization.

12416425 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 70968 (or 70963 counting only the distinct ones).

The product of its digits is 1920, while the sum is 25.

The square root of 12416425 is about 3523.6947938208. The cubic root of 12416425 is about 231.5610569359.

Adding to 12416425 its reverse (52461421), we get a palindrome (64877846).

The spelling of 12416425 in words is "twelve million, four hundred sixteen thousand, four hundred twenty-five".