12424859 has 4 divisors (see below), whose sum is σ = 12760704. Its totient is φ = 12089016.

The previous prime is 12424849. The next prime is 12424861. The reversal of 12424859 is 95842421.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-12424859 is a prime.

It is a Duffinian number.

It is a plaindrome in base 15.

It is not an unprimeable number, because it can be changed into a prime (12424829) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 167867 + ... + 167940.

It is an arithmetic number, because the mean of its divisors is an integer number (3190176).

Almost surely, 2^12424859 is an apocalyptic number.

12424859 is a deficient number, since it is larger than the sum of its proper divisors (335845).

12424859 is an equidigital number, since it uses as much as digits as its factorization.

12424859 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 335844.

The product of its digits is 23040, while the sum is 35.

The square root of 12424859 is about 3524.8913458432. The cubic root of 12424859 is about 231.6134752427.

The spelling of 12424859 in words is "twelve million, four hundred twenty-four thousand, eight hundred fifty-nine".