12560422 has 16 divisors (see below), whose sum is σ = 22275360. Its totient is φ = 5197248.

The previous prime is 12560407. The next prime is 12560437. The reversal of 12560422 is 22406521.

It is an interprime number because it is at equal distance from previous prime (12560407) and next prime (12560437).

It is a junction number, because it is equal to n+sod(n) for n = 12560393 and 12560402.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 15063 + ... + 15874.

It is an arithmetic number, because the mean of its divisors is an integer number (1392210).

Almost surely, 2^12560422 is an apocalyptic number.

12560422 is a deficient number, since it is larger than the sum of its proper divisors (9714938).

12560422 is a wasteful number, since it uses less digits than its factorization.

12560422 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30975.

The product of its (nonzero) digits is 960, while the sum is 22.

The square root of 12560422 is about 3544.0685659281. The cubic root of 12560422 is about 232.4527795573.

Adding to 12560422 its reverse (22406521), we get a palindrome (34966943).

The spelling of 12560422 in words is "twelve million, five hundred sixty thousand, four hundred twenty-two".