12426575 has 24 divisors (see below), whose sum is σ = 18650592. Its totient is φ = 8017920.

The previous prime is 12426559. The next prime is 12426577. The reversal of 12426575 is 57562421.

It is not a de Polignac number, because 12426575 - 2⁴ = 12426559 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12426577) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 887 + ... + 5063.

It is an arithmetic number, because the mean of its divisors is an integer number (777108).

Almost surely, 2^12426575 is an apocalyptic number.

12426575 is a deficient number, since it is larger than the sum of its proper divisors (6224017).

12426575 is a wasteful number, since it uses less digits than its factorization.

12426575 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4211 (or 4206 counting only the distinct ones).

The product of its digits is 16800, while the sum is 32.

The square root of 12426575 is about 3525.1347491975. The cubic root of 12426575 is about 231.6241374811.

Adding to 12426575 its reverse (57562421), we get a palindrome (69988996).

The spelling of 12426575 in words is "twelve million, four hundred twenty-six thousand, five hundred seventy-five".