12555606 has 16 divisors (see below), whose sum is σ = 28698624. Its totient is φ = 3587304.

The previous prime is 12555593. The next prime is 12555607. The reversal of 12555606 is 60655521.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12555607) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 149430 + ... + 149513.

It is an arithmetic number, because the mean of its divisors is an integer number (1793664).

Almost surely, 2^12555606 is an apocalyptic number.

12555606 is an abundant number, since it is smaller than the sum of its proper divisors (16143018).

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

12555606 is a wasteful number, since it uses less digits than its factorization.

12555606 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 298955.

The product of its (nonzero) digits is 9000, while the sum is 30.

The square root of 12555606 is about 3543.3890556923. The cubic root of 12555606 is about 232.4230662325.

The spelling of 12555606 in words is "twelve million, five hundred fifty-five thousand, six hundred six".