12464425 has 6 divisors (see below), whose sum is σ = 15455918. Its totient is φ = 9971520.

The previous prime is 12464411. The next prime is 12464429. The reversal of 12464425 is 52446421.

12464425 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 3 ways, for example, as 2598544 + 9865881 = 1612^2 + 3141^2 .

It is not a de Polignac number, because 12464425 - 2²³ = 4075817 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 12464393 and 12464402.

It is not an unprimeable number, because it can be changed into a prime (12464429) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 249264 + ... + 249313.

Almost surely, 2^12464425 is an apocalyptic number.

It is an amenable number.

12464425 is a deficient number, since it is larger than the sum of its proper divisors (2991493).

12464425 is an equidigital number, since it uses as much as digits as its factorization.

12464425 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 498587 (or 498582 counting only the distinct ones).

The product of its digits is 7680, while the sum is 28.

The square root of 12464425 is about 3530.4992564792. The cubic root of 12464425 is about 231.8590664553.

It can be divided in two parts, 1246 and 4425, that added together give a triangular number (5671 = T₁₀₆).

The spelling of 12464425 in words is "twelve million, four hundred sixty-four thousand, four hundred twenty-five".