12427617 has 8 divisors (see below), whose sum is σ = 16586496. Its totient is φ = 8276912.

The previous prime is 12427607. The next prime is 12427661. The reversal of 12427617 is 71672421.

12427617 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 12427617 - 2⁷ = 12427489 is a prime.

It is a zygodrome in base 6.

It is not an unprimeable number, because it can be changed into a prime (12427607) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4528 + ... + 6734.

It is an arithmetic number, because the mean of its divisors is an integer number (2073312).

Almost surely, 2^12427617 is an apocalyptic number.

It is an amenable number.

12427617 is a deficient number, since it is larger than the sum of its proper divisors (4158879).

12427617 is a wasteful number, since it uses less digits than its factorization.

12427617 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4087.

The product of its digits is 4704, while the sum is 30.

The square root of 12427617 is about 3525.2825418681. The cubic root of 12427617 is about 231.6306113917.

The spelling of 12427617 in words is "twelve million, four hundred twenty-seven thousand, six hundred seventeen".