12606378 has 16 divisors (see below), whose sum is σ = 25309056. Its totient is φ = 4186080.

The previous prime is 12606361. The next prime is 12606383. The reversal of 12606378 is 87360621.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2251 + ... + 5502.

It is an arithmetic number, because the mean of its divisors is an integer number (1581816).

Almost surely, 2^12606378 is an apocalyptic number.

12606378 is an abundant number, since it is smaller than the sum of its proper divisors (12702678).

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

12606378 is a wasteful number, since it uses less digits than its factorization.

12606378 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8029.

The product of its (nonzero) digits is 12096, while the sum is 33.

The square root of 12606378 is about 3550.5461551711. The cubic root of 12606378 is about 232.7359334693.

Adding to 12606378 its reverse (87360621), we get a palindrome (99966999).

The spelling of 12606378 in words is "twelve million, six hundred six thousand, three hundred seventy-eight".