12422459 has 4 divisors (see below), whose sum is σ = 14197104. Its totient is φ = 10647816.

The previous prime is 12422453. The next prime is 12422471. The reversal of 12422459 is 95422421.

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

It is a cyclic number.

It is not a de Polignac number, because 12422459 - 2¹² = 12418363 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 (12422453) 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, 887312 + ... + 887325.

It is an arithmetic number, because the mean of its divisors is an integer number (3549276).

Almost surely, 2^12422459 is an apocalyptic number.

12422459 is a deficient number, since it is larger than the sum of its proper divisors (1774645).

12422459 is an equidigital number, since it uses as much as digits as its factorization.

12422459 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1774644.

The product of its digits is 5760, while the sum is 29.

The square root of 12422459 is about 3524.5508933763. The cubic root of 12422459 is about 231.5985613743.

The spelling of 12422459 in words is "twelve million, four hundred twenty-two thousand, four hundred fifty-nine".