11427618 has 16 divisors (see below), whose sum is σ = 23230656. Its totient is φ = 3746640.

The previous prime is 11427617. The next prime is 11427649. The reversal of 11427618 is 81672411.

It is not an unprimeable number, because it can be changed into a prime (11427617) by changing a digit.

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, 15246 + ... + 15977.

It is an arithmetic number, because the mean of its divisors is an integer number (1451916).

Almost surely, 2^11427618 is an apocalyptic number.

11427618 is an abundant number, since it is smaller than the sum of its proper divisors (11803038).

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

11427618 is a wasteful number, since it uses less digits than its factorization.

11427618 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31289.

The product of its digits is 2688, while the sum is 30.

The square root of 11427618 is about 3380.4760019855. The cubic root of 11427618 is about 225.2433120992.

The spelling of 11427618 in words is "eleven million, four hundred twenty-seven thousand, six hundred eighteen".