12606618 has 32 divisors (see below), whose sum is σ = 25909632. Its totient is φ = 4088000.

The previous prime is 12606593. The next prime is 12606623. The reversal of 12606618 is 81660621.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 42880 + ... + 43172.

It is an arithmetic number, because the mean of its divisors is an integer number (809676).

Almost surely, 2^12606618 is an apocalyptic number.

12606618 is an abundant number, since it is smaller than the sum of its proper divisors (13303014).

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

12606618 is a wasteful number, since it uses less digits than its factorization.

12606618 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 470.

The product of its (nonzero) digits is 3456, while the sum is 30.

The square root of 12606618 is about 3550.5799526275. The cubic root of 12606618 is about 232.7374104008.

The spelling of 12606618 in words is "twelve million, six hundred six thousand, six hundred eighteen".