12422526 has 8 divisors (see below), whose sum is σ = 24845064. Its totient is φ = 4140840.

The previous prime is 12422471. The next prime is 12422533. The reversal of 12422526 is 62522421.

It is a happy number.

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

12422526 is an admirable number.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 12422496 and 12422505.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1035205 + ... + 1035216.

It is an arithmetic number, because the mean of its divisors is an integer number (3105633).

Almost surely, 2^12422526 is an apocalyptic number.

12422526 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

12422526 is a wasteful number, since it uses less digits than its factorization.

12422526 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2070426.

The product of its digits is 1920, while the sum is 24.

The square root of 12422526 is about 3524.5603981206. The cubic root of 12422526 is about 231.5989777458.

Adding to 12422526 its reverse (62522421), we get a palindrome (74944947).

It can be divided in two parts, 124225 and 26, that added together give a triangular number (124251 = T₄₉₈).

The spelling of 12422526 in words is "twelve million, four hundred twenty-two thousand, five hundred twenty-six".